Q: What is the sum of all factors of the number 661,920 excluding 661,920?
A: 1,733,088
The factors of the number 661,920 are: 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 197, 210, 224, 240, 280, 336, 394, 420, 480, 560, 591, 672, 788, 840, 985, 1120, 1182, 1379, 1576, 1680, 1970, 2364, 2758, 2955, 3152, 3360, 3940, 4137, 4728, 5516, 5910, 6304, 6895, 7880, 8274, 9456, 11032, 11820, 13790, 15760, 16548, 18912, 20685, 22064, 23640, 27580, 31520, 33096, 41370, 44128, 47280, 55160, 66192, 82740, 94560, 110320, 132384, 165480, 220640, 330960, 661920.
If you add them up, you will get the total of 661,921. Now subtract 661,920 to get 1,733,088