Q: What is the sum of all factors of the number 1,247,720 excluding 1,247,720?
A: 1,559,740
The factors of the number 1,247,720 are: 1, 2, 4, 5, 8, 10, 20, 40, 31193, 62386, 124772, 155965, 249544, 311930, 623860, 1247720.
If you add them up, you will get the total of 1,247,721. Now subtract 1,247,720 to get 1,559,740