What is the Sum of Factors of 1220?

The Sum of Factors of 1220 means that you add up all the factors of 1220. You may be looking for the Sum of Factors of 1220 including or excluding 1220 itself.

Here is the calculation and answer to the Sum of all Factors of 1220 including 1220:

1 + 2 + 4 + 5 + 10 + 20 + 61 + 122 + 244 + 305 + 610 + 1220 = 2604

Here is the calculation and answer to the Sum of Factors of 1220 if you exclude 1220 itself:

1 + 2 + 4 + 5 + 10 + 20 + 61 + 122 + 244 + 305 + 610 = 1384

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What is the Sum of Factors of 1221?
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