Q: What is the sum of all factors of the number 1,800,172 excluding 1,800,172?
A: 1,671,380
The factors of the number 1,800,172 are: 1, 2, 4, 11, 22, 44, 163, 251, 326, 502, 652, 1004, 1793, 2761, 3586, 5522, 7172, 11044, 40913, 81826, 163652, 450043, 900086, 1800172.
If you add them up, you will get the total of 1,800,173. Now subtract 1,800,172 to get 1,671,380