Q: What is the sum of all factors of the number 420,421,410 excluding 420,421,410?
A: 725,242,590
The factors of the number 420,421,410 are: 1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 79, 87, 90, 145, 158, 174, 237, 261, 290, 395, 435, 474, 522, 711, 790, 870, 1185, 1305, 1422, 2039, 2291, 2370, 2610, 3555, 4078, 4582, 6117, 6873, 7110, 10195, 11455, 12234, 13746, 18351, 20390, 20619, 22910, 30585, 34365, 36702, 41238, 59131, 61170, 68730, 91755, 103095, 118262, 161081, 177393, 183510, 206190, 295655, 322162, 354786, 483243, 532179, 591310, 805405, 886965, 966486, 1064358, 1449729, 1610810, 1773930, 2416215, 2660895, 2899458, 4671349, 4832430, 5321790, 7248645, 9342698, 14014047, 14497290, 23356745, 28028094, 42042141, 46713490, 70070235, 84084282, 140140470, 210210705, 420421410.
If you add them up, you will get the total of 420,422,135. Now subtract 420,421,410 to get 725,242,590