Q: What is the sum of all factors of the number 660,540 excluding 660,540?

A: 1,224,420

Why is 1,224,420 the sum of all factors of 660,540, excluding 660,540?

The factors of the number 660,540 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 109, 202, 218, 303, 327, 404, 436, 505, 545, 606, 654, 1010, 1090, 1212, 1308, 1515, 1635, 2020, 2180, 3030, 3270, 6060, 6540, 11009, 22018, 33027, 44036, 55045, 66054, 110090, 132108, 165135, 220180, 330270, 660540.

If you add them up, you will get the total of 660,541. Now subtract 660,540 to get 1,224,420