Q: What is the sum of all factors of the number 561,635,140 excluding 561,635,140?

 A: 725,020,412

Why is 725,020,412 the sum of all factors of 561,635,140, excluding 561,635,140?

The factors of the number 561,635,140 are: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2552887, 5105774, 10211548, 12764435, 25528870, 28081757, 51057740, 56163514, 112327028, 140408785, 280817570, 561635140.

If you add them up, you will get the total of 561,635,865. Now subtract 561,635,140 to get 725,020,412


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