12863240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 32281200

約数和(自身を除く): 19417960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 853, 1160, 1508, 1706, 1885, 3016, 3412, 3770, 4265, 6824, 7540, 8530, 11089, 15080, 17060, 22178, 24737, 34120, 44356, 49474, 55445, 88712, 98948, 110890, 123685, 197896, 221780, 247370, 321581, 443560, 494740, 643162, 989480, 1286324, 1607905, 2572648, 3215810, 6431620, 12863240]

約数ペア:

[(1, 12863240), (2, 6431620), (4, 3215810), (5, 2572648), (8, 1607905), (10, 1286324), (13, 989480), (20, 643162), (26, 494740), (29, 443560), (40, 321581), (52, 247370), (58, 221780), (65, 197896), (104, 123685), (116, 110890), (130, 98948), (145, 88712), (232, 55445), (260, 49474), (290, 44356), (377, 34120), (520, 24737), (580, 22178), (754, 17060), (853, 15080), (1160, 11089), (1508, 8530), (1706, 7540), (1885, 6824), (3016, 4265), (3412, 3770)]