Q: What is the sum of all factors of the number 248,767,480 excluding 248,767,480?

A: 354,016,520

Why is 354,016,520 the sum of all factors of 248,767,480, excluding 248,767,480?

The factors of the number 248,767,480 are: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 478399, 956798, 1913596, 2391995, 3827192, 4783990, 6219187, 9567980, 12438374, 19135960, 24876748, 31095935, 49753496, 62191870, 124383740, 248767480.

If you add them up, you will get the total of 248,767,834. Now subtract 248,767,480 to get 354,016,520