Q: What is the sum of all factors of the number 1,378,990 excluding 1,378,990?
A: 1,170,962
The factors of the number 1,378,990 are: 1, 2, 5, 10, 37, 74, 185, 370, 3727, 7454, 18635, 37270, 137899, 275798, 689495, 1378990.
If you add them up, you will get the total of 1,378,991. Now subtract 1,378,990 to get 1,170,962