Q: What is the sum of all factors of the number 2,130,505 excluding 2,130,505?
A: 666,695
The factors of the number 2,130,505 are: 1, 5, 13, 65, 73, 365, 449, 949, 2245, 4745, 5837, 29185, 32777, 163885, 426101, 2130505.
If you add them up, you will get the total of 2,131,171. Now subtract 2,130,505 to get 666,695