Q: What is the sum of all factors of the number 641,490 excluding 641,490?
A: 898,158
The factors of the number 641,490 are: 1, 2, 3, 5, 6, 10, 15, 30, 21383, 42766, 64149, 106915, 128298, 213830, 320745, 641490.
If you add them up, you will get the total of 642,388. Now subtract 641,490 to get 898,158