Q: What is the sum of all factors of the number 123,204,420 excluding 123,204,420?

A: 250,516,200

Why is 250,516,200 the sum of all factors of 123,204,420, excluding 123,204,420?

The factors of the number 123,204,420 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 684469, 1368938, 2053407, 2737876, 3422345, 4106814, 6160221, 6844690, 8213628, 10267035, 12320442, 13689380, 20534070, 24640884, 30801105, 41068140, 61602210, 123204420.

If you add them up, you will get the total of 123,204,670. Now subtract 123,204,420 to get 250,516,200