Q: What is the sum of all factors of the number 380,380 excluding 380,380?
A: 748,580
The factors of the number 380,380 are: 1, 2, 4, 5, 7, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 44, 52, 55, 65, 70, 76, 77, 91, 95, 110, 130, 133, 140, 143, 154, 182, 190, 209, 220, 247, 260, 266, 286, 308, 364, 380, 385, 418, 455, 494, 532, 572, 665, 715, 770, 836, 910, 988, 1001, 1045, 1235, 1330, 1430, 1463, 1540, 1729, 1820, 2002, 2090, 2470, 2660, 2717, 2860, 2926, 3458, 4004, 4180, 4940, 5005, 5434, 5852, 6916, 7315, 8645, 10010, 10868, 13585, 14630, 17290, 19019, 20020, 27170, 29260, 34580, 38038, 54340, 76076, 95095, 190190, 380380.
If you add them up, you will get the total of 381,128. Now subtract 380,380 to get 748,580