Q: What is the sum of all factors of the number 1,266,440 excluding 1,266,440?
A: 1,990,840
The factors of the number 1,266,440 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4523, 9046, 18092, 22615, 31661, 36184, 45230, 63322, 90460, 126644, 158305, 180920, 253288, 316610, 633220, 1266440.
If you add them up, you will get the total of 1,266,441. Now subtract 1,266,440 to get 1,990,840