Q: What is the sum of all factors of the number 645,328 excluding 645,328?
A: 630,260
The factors of the number 645,328 are: 1, 2, 4, 8, 16, 53, 106, 212, 424, 761, 848, 1522, 3044, 6088, 12176, 40333, 80666, 161332, 322664, 645328.
If you add them up, you will get the total of 645,958. Now subtract 645,328 to get 630,260