20190756560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{32411}}^1$

素因数の和:33036

約数の個数: 80

約数和(自身を含む): 50640508800

約数和(自身を除く): 30449752240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 599, 1040, 1198, 2396, 2995, 4792, 5990, 7787, 9584, 11980, 15574, 23960, 31148, 32411, 38935, 47920, 62296, 64822, 77870, 124592, 129644, 155740, 162055, 259288, 311480, 324110, 421343, 518576, 622960, 648220, 842686, 1296440, 1685372, 2106715, 2592880, 3370744, 4213430, 6741488, 8426860, 16853720, 19414189, 33707440, 38828378, 77656756, 97070945, 155313512, 194141890, 252384457, 310627024, 388283780, 504768914, 776567560, 1009537828, 1261922285, 1553135120, 2019075656, 2523844570, 4038151312, 5047689140, 10095378280, 20190756560]

約数ペア:

[(1, 20190756560), (2, 10095378280), (4, 5047689140), (5, 4038151312), (8, 2523844570), (10, 2019075656), (13, 1553135120), (16, 1261922285), (20, 1009537828), (26, 776567560), (40, 504768914), (52, 388283780), (65, 310627024), (80, 252384457), (104, 194141890), (130, 155313512), (208, 97070945), (260, 77656756), (520, 38828378), (599, 33707440), (1040, 19414189), (1198, 16853720), (2396, 8426860), (2995, 6741488), (4792, 4213430), (5990, 3370744), (7787, 2592880), (9584, 2106715), (11980, 1685372), (15574, 1296440), (23960, 842686), (31148, 648220), (32411, 622960), (38935, 518576), (47920, 421343), (62296, 324110), (64822, 311480), (77870, 259288), (124592, 162055), (129644, 155740)]