10456820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 25137000

約数和(自身を除く): 14680180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 145, 149, 220, 242, 290, 298, 319, 484, 580, 596, 605, 638, 745, 1210, 1276, 1490, 1595, 1639, 2420, 2980, 3190, 3278, 3509, 4321, 6380, 6556, 7018, 8195, 8642, 14036, 16390, 17284, 17545, 18029, 21605, 32780, 35090, 36058, 43210, 47531, 70180, 72116, 86420, 90145, 95062, 180290, 190124, 237655, 360580, 475310, 522841, 950620, 1045682, 2091364, 2614205, 5228410, 10456820]

約数ペア:

[(1, 10456820), (2, 5228410), (4, 2614205), (5, 2091364), (10, 1045682), (11, 950620), (20, 522841), (22, 475310), (29, 360580), (44, 237655), (55, 190124), (58, 180290), (110, 95062), (116, 90145), (121, 86420), (145, 72116), (149, 70180), (220, 47531), (242, 43210), (290, 36058), (298, 35090), (319, 32780), (484, 21605), (580, 18029), (596, 17545), (605, 17284), (638, 16390), (745, 14036), (1210, 8642), (1276, 8195), (1490, 7018), (1595, 6556), (1639, 6380), (2420, 4321), (2980, 3509), (3190, 3278)]