72006740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{276949}}^1$

素因数の和:276971

約数の個数: 24

約数和(自身を含む): 162846600

約数和(自身を除く): 90839860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 276949, 553898, 1107796, 1384745, 2769490, 3600337, 5538980, 7200674, 14401348, 18001685, 36003370, 72006740]

約数ペア:

[(1, 72006740), (2, 36003370), (4, 18001685), (5, 14401348), (10, 7200674), (13, 5538980), (20, 3600337), (26, 2769490), (52, 1384745), (65, 1107796), (130, 553898), (260, 276949)]