Is 860 an abundant number and what is its abundance?

Is 860 an abundant number?

Here we will explain and calculate if 860 is an abundant number and its abundance if applicable.

860 is an abundant number if the sum of its proper divisors is greater than 860.

The sum of its proper divisors is calculated as follows: 1 + 2 + 4 + 5 + 10 + 20 + 43 + 86 + 172 + 215 + 430 = 988.

988 is greater than 860. Therefore, 860 is an abundant number.

The abundance of 860 is the sum of its proper divisors minus 860. Thus, the abundance of 860 is 988 - 860 = 128

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