4540580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20639}}^1$

素因数の和:20659

約数の個数: 24

約数和(自身を含む): 10402560

約数和(自身を除く): 5861980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 20639, 41278, 82556, 103195, 206390, 227029, 412780, 454058, 908116, 1135145, 2270290, 4540580]

約数ペア:

[(1, 4540580), (2, 2270290), (4, 1135145), (5, 908116), (10, 454058), (11, 412780), (20, 227029), (22, 206390), (44, 103195), (55, 82556), (110, 41278), (220, 20639)]