16140580

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1549}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 33982200

約数和(自身を除く): 17841620

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 1549, 2084, 2605, 3098, 5210, 6196, 7745, 10420, 15490, 30980, 807029, 1614058, 3228116, 4035145, 8070290, 16140580]

約数ペア:

[(1, 16140580), (2, 8070290), (4, 4035145), (5, 3228116), (10, 1614058), (20, 807029), (521, 30980), (1042, 15490), (1549, 10420), (2084, 7745), (2605, 6196), (3098, 5210)]