Q: What is the sum of all factors of the number 393,220,260 excluding 393,220,260?

A: 799,548,408

Why is 799,548,408 the sum of all factors of 393,220,260, excluding 393,220,260?

The factors of the number 393,220,260 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2184557, 4369114, 6553671, 8738228, 10922785, 13107342, 19661013, 21845570, 26214684, 32768355, 39322026, 43691140, 65536710, 78644052, 98305065, 131073420, 196610130, 393220260.

If you add them up, you will get the total of 393,221,059. Now subtract 393,220,260 to get 799,548,408