57081860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 141523200

約数和(自身を除く): 84441340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 29, 44, 46, 55, 58, 92, 110, 115, 116, 145, 220, 230, 253, 290, 319, 389, 460, 506, 580, 638, 667, 778, 1012, 1265, 1276, 1334, 1556, 1595, 1945, 2530, 2668, 3190, 3335, 3890, 4279, 5060, 6380, 6670, 7337, 7780, 8558, 8947, 11281, 13340, 14674, 17116, 17894, 21395, 22562, 29348, 35788, 36685, 42790, 44735, 45124, 56405, 73370, 85580, 89470, 98417, 112810, 124091, 146740, 178940, 196834, 225620, 248182, 259463, 393668, 492085, 496364, 518926, 620455, 984170, 1037852, 1240910, 1297315, 1968340, 2481820, 2594630, 2854093, 5189260, 5708186, 11416372, 14270465, 28540930, 57081860]

約数ペア:

[(1, 57081860), (2, 28540930), (4, 14270465), (5, 11416372), (10, 5708186), (11, 5189260), (20, 2854093), (22, 2594630), (23, 2481820), (29, 1968340), (44, 1297315), (46, 1240910), (55, 1037852), (58, 984170), (92, 620455), (110, 518926), (115, 496364), (116, 492085), (145, 393668), (220, 259463), (230, 248182), (253, 225620), (290, 196834), (319, 178940), (389, 146740), (460, 124091), (506, 112810), (580, 98417), (638, 89470), (667, 85580), (778, 73370), (1012, 56405), (1265, 45124), (1276, 44735), (1334, 42790), (1556, 36685), (1595, 35788), (1945, 29348), (2530, 22562), (2668, 21395), (3190, 17894), (3335, 17116), (3890, 14674), (4279, 13340), (5060, 11281), (6380, 8947), (6670, 8558), (7337, 7780)]