Q: What is the sum of all factors of the number 1,604,340 excluding 1,604,340?

A: 3,388,620

Why is 3,388,620 the sum of all factors of 1,604,340, excluding 1,604,340?

The factors of the number 1,604,340 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2971, 5942, 8913, 11884, 14855, 17826, 26739, 29710, 35652, 44565, 53478, 59420, 80217, 89130, 106956, 133695, 160434, 178260, 267390, 320868, 401085, 534780, 802170, 1604340.

If you add them up, you will get the total of 1,604,343. Now subtract 1,604,340 to get 3,388,620