15497620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7109}}^1$

素因数の和:7227

約数の個数: 24

約数和(自身を含む): 32848200

約数和(自身を除く): 17350580

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7109, 14218, 28436, 35545, 71090, 142180, 774881, 1549762, 3099524, 3874405, 7748810, 15497620]

約数ペア:

[(1, 15497620), (2, 7748810), (4, 3874405), (5, 3099524), (10, 1549762), (20, 774881), (109, 142180), (218, 71090), (436, 35545), (545, 28436), (1090, 14218), (2180, 7109)]