16226860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 37044000

約数和(自身を除く): 20817140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 449, 556, 695, 898, 1390, 1796, 1807, 2245, 2780, 3614, 4490, 5837, 7228, 8980, 9035, 11674, 18070, 23348, 29185, 36140, 58370, 62411, 116740, 124822, 249644, 312055, 624110, 811343, 1248220, 1622686, 3245372, 4056715, 8113430, 16226860]

約数ペア:

[(1, 16226860), (2, 8113430), (4, 4056715), (5, 3245372), (10, 1622686), (13, 1248220), (20, 811343), (26, 624110), (52, 312055), (65, 249644), (130, 124822), (139, 116740), (260, 62411), (278, 58370), (449, 36140), (556, 29185), (695, 23348), (898, 18070), (1390, 11674), (1796, 9035), (1807, 8980), (2245, 7228), (2780, 5837), (3614, 4490)]