Q: What is the sum of all factors of the number 1,278,920 excluding 1,278,920?
A: 1,598,740
The factors of the number 1,278,920 are: 1, 2, 4, 5, 8, 10, 20, 40, 31973, 63946, 127892, 159865, 255784, 319730, 639460, 1278920.
If you add them up, you will get the total of 1,278,921. Now subtract 1,278,920 to get 1,598,740