1531540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1049}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 3263400

約数和(自身を除く): 1731860

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1049, 1460, 2098, 4196, 5245, 10490, 20980, 76577, 153154, 306308, 382885, 765770, 1531540]

約数ペア:

[(1, 1531540), (2, 765770), (4, 382885), (5, 306308), (10, 153154), (20, 76577), (73, 20980), (146, 10490), (292, 5245), (365, 4196), (730, 2098), (1049, 1460)]