246740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:108

約数の個数: 36

約数和(自身を含む): 568764

約数和(自身を除く): 322024

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 169, 260, 292, 338, 365, 676, 730, 845, 949, 1460, 1690, 1898, 3380, 3796, 4745, 9490, 12337, 18980, 24674, 49348, 61685, 123370, 246740]

約数ペア:

[(1, 246740), (2, 123370), (4, 61685), (5, 49348), (10, 24674), (13, 18980), (20, 12337), (26, 9490), (52, 4745), (65, 3796), (73, 3380), (130, 1898), (146, 1690), (169, 1460), (260, 949), (292, 845), (338, 730), (365, 676)]