Q: What is the sum of all factors of the number 12,315,640 excluding 12,315,640?
A: 15,394,640
The factors of the number 12,315,640 are: 1, 2, 4, 5, 8, 10, 20, 40, 307891, 615782, 1231564, 1539455, 2463128, 3078910, 6157820, 12315640.
If you add them up, you will get the total of 12,315,655. Now subtract 12,315,640 to get 15,394,640