40142960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:88

約数の個数: 160

約数和(自身を含む): 114367680

約数和(自身を除く): 74224720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 29, 40, 44, 52, 55, 58, 65, 80, 88, 104, 110, 116, 121, 130, 143, 145, 176, 208, 220, 232, 242, 260, 286, 290, 319, 377, 440, 464, 484, 520, 572, 580, 605, 638, 715, 754, 880, 968, 1040, 1144, 1160, 1210, 1276, 1331, 1430, 1508, 1573, 1595, 1885, 1936, 2288, 2320, 2420, 2552, 2662, 2860, 3016, 3146, 3190, 3509, 3770, 4147, 4840, 5104, 5324, 5720, 6032, 6292, 6380, 6655, 7018, 7540, 7865, 8294, 9680, 10648, 11440, 12584, 12760, 13310, 14036, 15080, 15730, 16588, 17303, 17545, 20735, 21296, 25168, 25520, 26620, 28072, 30160, 31460, 33176, 34606, 35090, 38599, 41470, 45617, 53240, 56144, 62920, 66352, 69212, 70180, 77198, 82940, 86515, 91234, 106480, 125840, 138424, 140360, 154396, 165880, 173030, 182468, 192995, 228085, 276848, 280720, 308792, 331760, 346060, 364936, 385990, 456170, 501787, 617584, 692120, 729872, 771980, 912340, 1003574, 1384240, 1543960, 1824680, 2007148, 2508935, 3087920, 3649360, 4014296, 5017870, 8028592, 10035740, 20071480, 40142960]

約数ペア:

[(1, 40142960), (2, 20071480), (4, 10035740), (5, 8028592), (8, 5017870), (10, 4014296), (11, 3649360), (13, 3087920), (16, 2508935), (20, 2007148), (22, 1824680), (26, 1543960), (29, 1384240), (40, 1003574), (44, 912340), (52, 771980), (55, 729872), (58, 692120), (65, 617584), (80, 501787), (88, 456170), (104, 385990), (110, 364936), (116, 346060), (121, 331760), (130, 308792), (143, 280720), (145, 276848), (176, 228085), (208, 192995), (220, 182468), (232, 173030), (242, 165880), (260, 154396), (286, 140360), (290, 138424), (319, 125840), (377, 106480), (440, 91234), (464, 86515), (484, 82940), (520, 77198), (572, 70180), (580, 69212), (605, 66352), (638, 62920), (715, 56144), (754, 53240), (880, 45617), (968, 41470), (1040, 38599), (1144, 35090), (1160, 34606), (1210, 33176), (1276, 31460), (1331, 30160), (1430, 28072), (1508, 26620), (1573, 25520), (1595, 25168), (1885, 21296), (1936, 20735), (2288, 17545), (2320, 17303), (2420, 16588), (2552, 15730), (2662, 15080), (2860, 14036), (3016, 13310), (3146, 12760), (3190, 12584), (3509, 11440), (3770, 10648), (4147, 9680), (4840, 8294), (5104, 7865), (5324, 7540), (5720, 7018), (6032, 6655), (6292, 6380)]