40689740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 106874880

約数和(自身を除く): 66185140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 79, 91, 130, 140, 158, 182, 260, 283, 316, 364, 395, 455, 553, 566, 790, 910, 1027, 1106, 1132, 1415, 1580, 1820, 1981, 2054, 2212, 2765, 2830, 3679, 3962, 4108, 5135, 5530, 5660, 7189, 7358, 7924, 9905, 10270, 11060, 14378, 14716, 18395, 19810, 20540, 22357, 25753, 28756, 35945, 36790, 39620, 44714, 51506, 71890, 73580, 89428, 103012, 111785, 128765, 143780, 156499, 223570, 257530, 290641, 312998, 447140, 515060, 581282, 625996, 782495, 1162564, 1453205, 1564990, 2034487, 2906410, 3129980, 4068974, 5812820, 8137948, 10172435, 20344870, 40689740]

約数ペア:

[(1, 40689740), (2, 20344870), (4, 10172435), (5, 8137948), (7, 5812820), (10, 4068974), (13, 3129980), (14, 2906410), (20, 2034487), (26, 1564990), (28, 1453205), (35, 1162564), (52, 782495), (65, 625996), (70, 581282), (79, 515060), (91, 447140), (130, 312998), (140, 290641), (158, 257530), (182, 223570), (260, 156499), (283, 143780), (316, 128765), (364, 111785), (395, 103012), (455, 89428), (553, 73580), (566, 71890), (790, 51506), (910, 44714), (1027, 39620), (1106, 36790), (1132, 35945), (1415, 28756), (1580, 25753), (1820, 22357), (1981, 20540), (2054, 19810), (2212, 18395), (2765, 14716), (2830, 14378), (3679, 11060), (3962, 10270), (4108, 9905), (5135, 7924), (5530, 7358), (5660, 7189)]