Q: What is the sum of all factors of the number 669,280 excluding 669,280?
A: 963,680
The factors of the number 669,280 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 89, 94, 160, 178, 188, 235, 356, 376, 445, 470, 712, 752, 890, 940, 1424, 1504, 1780, 1880, 2848, 3560, 3760, 4183, 7120, 7520, 8366, 14240, 16732, 20915, 33464, 41830, 66928, 83660, 133856, 167320, 334640, 669280.
If you add them up, you will get the total of 670,243. Now subtract 669,280 to get 963,680