Q: What is the sum of all factors of the number 380,840 excluding 380,840?
A: 476,140
The factors of the number 380,840 are: 1, 2, 4, 5, 8, 10, 20, 40, 9521, 19042, 38084, 47605, 76168, 95210, 190420, 380840.
If you add them up, you will get the total of 381,316. Now subtract 380,840 to get 476,140