20427060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{340451}}^1$

素因数の和:340463

約数の個数: 24

約数和(自身を含む): 57195936

約数和(自身を除く): 36768876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 340451, 680902, 1021353, 1361804, 1702255, 2042706, 3404510, 4085412, 5106765, 6809020, 10213530, 20427060]

約数ペア:

[(1, 20427060), (2, 10213530), (3, 6809020), (4, 5106765), (5, 4085412), (6, 3404510), (10, 2042706), (12, 1702255), (15, 1361804), (20, 1021353), (30, 680902), (60, 340451)]