2456740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 6068160

約数和(自身を除く): 3611420

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 859, 1430, 1718, 2860, 3436, 4295, 8590, 9449, 11167, 17180, 18898, 22334, 37796, 44668, 47245, 55835, 94490, 111670, 122837, 188980, 223340, 245674, 491348, 614185, 1228370, 2456740]

約数ペア:

[(1, 2456740), (2, 1228370), (4, 614185), (5, 491348), (10, 245674), (11, 223340), (13, 188980), (20, 122837), (22, 111670), (26, 94490), (44, 55835), (52, 47245), (55, 44668), (65, 37796), (110, 22334), (130, 18898), (143, 17180), (220, 11167), (260, 9449), (286, 8590), (572, 4295), (715, 3436), (859, 2860), (1430, 1718)]