Q: What is the sum of all factors of the number 123,240,040 excluding 123,240,040?

A: 222,480,920

Why is 222,480,920 the sum of all factors of 123,240,040, excluding 123,240,040?

The factors of the number 123,240,040 are: 1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 40013, 80026, 160052, 200065, 280091, 320104, 400130, 440143, 560182, 800260, 880286, 1120364, 1400455, 1600520, 1760572, 2200715, 2240728, 2800910, 3081001, 3521144, 4401430, 5601820, 6162002, 8802860, 11203640, 12324004, 15405005, 17605720, 24648008, 30810010, 61620020, 123240040.

If you add them up, you will get the total of 123,240,262. Now subtract 123,240,040 to get 222,480,920