42955640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11801}}^1$

素因数の和:11832

約数の個数: 64

約数和(自身を含む): 118964160

約数和(自身を除く): 76008520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 11801, 23602, 47204, 59005, 82607, 94408, 118010, 153413, 165214, 236020, 306826, 330428, 413035, 472040, 613652, 660856, 767065, 826070, 1073891, 1227304, 1534130, 1652140, 2147782, 3068260, 3304280, 4295564, 5369455, 6136520, 8591128, 10738910, 21477820, 42955640]

約数ペア:

[(1, 42955640), (2, 21477820), (4, 10738910), (5, 8591128), (7, 6136520), (8, 5369455), (10, 4295564), (13, 3304280), (14, 3068260), (20, 2147782), (26, 1652140), (28, 1534130), (35, 1227304), (40, 1073891), (52, 826070), (56, 767065), (65, 660856), (70, 613652), (91, 472040), (104, 413035), (130, 330428), (140, 306826), (182, 236020), (260, 165214), (280, 153413), (364, 118010), (455, 94408), (520, 82607), (728, 59005), (910, 47204), (1820, 23602), (3640, 11801)]