493480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 1218780

約数和(自身を除く): 725300

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 169, 260, 292, 338, 365, 520, 584, 676, 730, 845, 949, 1352, 1460, 1690, 1898, 2920, 3380, 3796, 4745, 6760, 7592, 9490, 12337, 18980, 24674, 37960, 49348, 61685, 98696, 123370, 246740, 493480]

約数ペア:

[(1, 493480), (2, 246740), (4, 123370), (5, 98696), (8, 61685), (10, 49348), (13, 37960), (20, 24674), (26, 18980), (40, 12337), (52, 9490), (65, 7592), (73, 6760), (104, 4745), (130, 3796), (146, 3380), (169, 2920), (260, 1898), (292, 1690), (338, 1460), (365, 1352), (520, 949), (584, 845), (676, 730)]