Q: What is the sum of all factors of the number 398,760 excluding 398,760?
A: 797,880
The factors of the number 398,760 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3323, 6646, 9969, 13292, 16615, 19938, 26584, 33230, 39876, 49845, 66460, 79752, 99690, 132920, 199380, 398760.
If you add them up, you will get the total of 399,557. Now subtract 398,760 to get 797,880