56276740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{823}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 127911168

約数和(自身を除く): 71634428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 823, 1052, 1315, 1646, 2630, 3292, 3419, 4115, 5260, 6838, 8230, 10699, 13676, 16460, 17095, 21398, 34190, 42796, 53495, 68380, 106990, 213980, 216449, 432898, 865796, 1082245, 2164490, 2813837, 4328980, 5627674, 11255348, 14069185, 28138370, 56276740]

約数ペア:

[(1, 56276740), (2, 28138370), (4, 14069185), (5, 11255348), (10, 5627674), (13, 4328980), (20, 2813837), (26, 2164490), (52, 1082245), (65, 865796), (130, 432898), (260, 216449), (263, 213980), (526, 106990), (823, 68380), (1052, 53495), (1315, 42796), (1646, 34190), (2630, 21398), (3292, 17095), (3419, 16460), (4115, 13676), (5260, 10699), (6838, 8230)]