40813360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2402

約数の個数: 80

約数和(自身を含む): 111992832

約数和(自身を除く): 71179472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2351, 2480, 3472, 4340, 4702, 8680, 9404, 11755, 16457, 17360, 18808, 23510, 32914, 37616, 47020, 65828, 72881, 82285, 94040, 131656, 145762, 164570, 188080, 263312, 291524, 329140, 364405, 510167, 583048, 658280, 728810, 1020334, 1166096, 1316560, 1457620, 2040668, 2550835, 2915240, 4081336, 5101670, 5830480, 8162672, 10203340, 20406680, 40813360]

約数ペア:

[(1, 40813360), (2, 20406680), (4, 10203340), (5, 8162672), (7, 5830480), (8, 5101670), (10, 4081336), (14, 2915240), (16, 2550835), (20, 2040668), (28, 1457620), (31, 1316560), (35, 1166096), (40, 1020334), (56, 728810), (62, 658280), (70, 583048), (80, 510167), (112, 364405), (124, 329140), (140, 291524), (155, 263312), (217, 188080), (248, 164570), (280, 145762), (310, 131656), (434, 94040), (496, 82285), (560, 72881), (620, 65828), (868, 47020), (1085, 37616), (1240, 32914), (1736, 23510), (2170, 18808), (2351, 17360), (2480, 16457), (3472, 11755), (4340, 9404), (4702, 8680)]