425030980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{7129}}^1$

素因数の和:7420

約数の個数: 48

約数和(自身を含む): 977437440

約数和(自身を除く): 552406460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 1084, 1355, 2710, 2981, 5420, 5962, 7129, 11924, 14258, 14905, 28516, 29810, 35645, 59620, 71290, 78419, 142580, 156838, 313676, 392095, 784190, 1568380, 1931959, 3863918, 7727836, 9659795, 19319590, 21251549, 38639180, 42503098, 85006196, 106257745, 212515490, 425030980]

約数ペア:

[(1, 425030980), (2, 212515490), (4, 106257745), (5, 85006196), (10, 42503098), (11, 38639180), (20, 21251549), (22, 19319590), (44, 9659795), (55, 7727836), (110, 3863918), (220, 1931959), (271, 1568380), (542, 784190), (1084, 392095), (1355, 313676), (2710, 156838), (2981, 142580), (5420, 78419), (5962, 71290), (7129, 59620), (11924, 35645), (14258, 29810), (14905, 28516)]