Q: What is the sum of all factors of the number 11,806,880 excluding 11,806,880?

A: 16,384,360

Why is 16,384,360 the sum of all factors of 11,806,880, excluding 11,806,880?

The factors of the number 11,806,880 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 677, 872, 1090, 1354, 1744, 2180, 2708, 3385, 3488, 4360, 5416, 6770, 8720, 10832, 13540, 17440, 21664, 27080, 54160, 73793, 108320, 147586, 295172, 368965, 590344, 737930, 1180688, 1475860, 2361376, 2951720, 5903440, 11806880.

If you add them up, you will get the total of 11,806,896. Now subtract 11,806,880 to get 16,384,360