Q: What is the sum of all factors of the number 4,123,789 excluding 4,123,789?
A: 10,991
The factors of the number 4,123,789 are: 1, 389, 10601, 4123789.
If you add them up, you will get the total of 4,123,799. Now subtract 4,123,789 to get 10,991