Q: What is the sum of all factors of the number 423,102,040 excluding 423,102,040?

A: 529,723,640

Why is 529,723,640 the sum of all factors of 423,102,040, excluding 423,102,040?

The factors of the number 423,102,040 are: 1, 2, 4, 5, 8, 10, 20, 40, 1307, 2614, 5228, 6535, 8093, 10456, 13070, 16186, 26140, 32372, 40465, 52280, 64744, 80930, 161860, 323720, 10577551, 21155102, 42310204, 52887755, 84620408, 105775510, 211551020, 423102040.

If you add them up, you will get the total of 423,102,569. Now subtract 423,102,040 to get 529,723,640