42709940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:817

約数の個数: 96

約数和(自身を含む): 114100224

約数和(自身を除く): 71390284

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 757, 806, 868, 910, 1085, 1514, 1612, 1820, 2015, 2170, 2821, 3028, 3785, 4030, 4340, 5299, 5642, 7570, 8060, 9841, 10598, 11284, 14105, 15140, 19682, 21196, 23467, 26495, 28210, 39364, 46934, 49205, 52990, 56420, 68887, 93868, 98410, 105980, 117335, 137774, 164269, 196820, 234670, 275548, 305071, 328538, 344435, 469340, 610142, 657076, 688870, 821345, 1220284, 1377740, 1525355, 1642690, 2135497, 3050710, 3285380, 4270994, 6101420, 8541988, 10677485, 21354970, 42709940]

約数ペア:

[(1, 42709940), (2, 21354970), (4, 10677485), (5, 8541988), (7, 6101420), (10, 4270994), (13, 3285380), (14, 3050710), (20, 2135497), (26, 1642690), (28, 1525355), (31, 1377740), (35, 1220284), (52, 821345), (62, 688870), (65, 657076), (70, 610142), (91, 469340), (124, 344435), (130, 328538), (140, 305071), (155, 275548), (182, 234670), (217, 196820), (260, 164269), (310, 137774), (364, 117335), (403, 105980), (434, 98410), (455, 93868), (620, 68887), (757, 56420), (806, 52990), (868, 49205), (910, 46934), (1085, 39364), (1514, 28210), (1612, 26495), (1820, 23467), (2015, 21196), (2170, 19682), (2821, 15140), (3028, 14105), (3785, 11284), (4030, 10598), (4340, 9841), (5299, 8060), (5642, 7570)]