40748320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 103856256

約数和(自身を除く): 63107936

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 71, 80, 85, 136, 142, 160, 170, 211, 272, 284, 340, 355, 422, 544, 568, 680, 710, 844, 1055, 1136, 1207, 1360, 1420, 1688, 2110, 2272, 2414, 2720, 2840, 3376, 3587, 4220, 4828, 5680, 6035, 6752, 7174, 8440, 9656, 11360, 12070, 14348, 14981, 16880, 17935, 19312, 24140, 28696, 29962, 33760, 35870, 38624, 48280, 57392, 59924, 71740, 74905, 96560, 114784, 119848, 143480, 149810, 193120, 239696, 254677, 286960, 299620, 479392, 509354, 573920, 599240, 1018708, 1198480, 1273385, 2037416, 2396960, 2546770, 4074832, 5093540, 8149664, 10187080, 20374160, 40748320]

約数ペア:

[(1, 40748320), (2, 20374160), (4, 10187080), (5, 8149664), (8, 5093540), (10, 4074832), (16, 2546770), (17, 2396960), (20, 2037416), (32, 1273385), (34, 1198480), (40, 1018708), (68, 599240), (71, 573920), (80, 509354), (85, 479392), (136, 299620), (142, 286960), (160, 254677), (170, 239696), (211, 193120), (272, 149810), (284, 143480), (340, 119848), (355, 114784), (422, 96560), (544, 74905), (568, 71740), (680, 59924), (710, 57392), (844, 48280), (1055, 38624), (1136, 35870), (1207, 33760), (1360, 29962), (1420, 28696), (1688, 24140), (2110, 19312), (2272, 17935), (2414, 16880), (2720, 14981), (2840, 14348), (3376, 12070), (3587, 11360), (4220, 9656), (4828, 8440), (5680, 7174), (6035, 6752)]