Q: What is the sum of all factors of the number 123,738,680 excluding 123,738,680?

A: 176,090,920

Why is 176,090,920 the sum of all factors of 123,738,680, excluding 123,738,680?

The factors of the number 123,738,680 are: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 237959, 475918, 951836, 1189795, 1903672, 2379590, 3093467, 4759180, 6186934, 9518360, 12373868, 15467335, 24747736, 30934670, 61869340, 123738680.

If you add them up, you will get the total of 123,738,856. Now subtract 123,738,680 to get 176,090,920