Q: What is the sum of all factors of the number 402,270 excluding 402,270?

A: 717,474

Why is 717,474 the sum of all factors of 402,270, excluding 402,270?

The factors of the number 402,270 are: 1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 53, 55, 66, 69, 106, 110, 115, 138, 159, 165, 230, 253, 265, 318, 330, 345, 506, 530, 583, 690, 759, 795, 1166, 1219, 1265, 1518, 1590, 1749, 2438, 2530, 2915, 3498, 3657, 3795, 5830, 6095, 7314, 7590, 8745, 12190, 13409, 17490, 18285, 26818, 36570, 40227, 67045, 80454, 134090, 201135, 402270.

If you add them up, you will get the total of 402,987. Now subtract 402,270 to get 717,474