Q: What is the sum of all factors of the number 1,306,520 excluding 1,306,520?
A: 1,674,280
The factors of the number 1,306,520 are: 1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 367, 445, 712, 734, 890, 1468, 1780, 1835, 2936, 3560, 3670, 7340, 14680, 32663, 65326, 130652, 163315, 261304, 326630, 653260, 1306520.
If you add them up, you will get the total of 1,306,521. Now subtract 1,306,520 to get 1,674,280