12240580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55639}}^1$

素因数の和:55659

約数の個数: 24

約数和(自身を含む): 28042560

約数和(自身を除く): 15801980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 55639, 111278, 222556, 278195, 556390, 612029, 1112780, 1224058, 2448116, 3060145, 6120290, 12240580]

約数ペア:

[(1, 12240580), (2, 6120290), (4, 3060145), (5, 2448116), (10, 1224058), (11, 1112780), (20, 612029), (22, 556390), (44, 278195), (55, 222556), (110, 111278), (220, 55639)]