20839020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347317}}^1$

素因数の和:347329

約数の個数: 24

約数和(自身を含む): 58349424

約数和(自身を除く): 37510404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347317, 694634, 1041951, 1389268, 1736585, 2083902, 3473170, 4167804, 5209755, 6946340, 10419510, 20839020]

約数ペア:

[(1, 20839020), (2, 10419510), (3, 6946340), (4, 5209755), (5, 4167804), (6, 3473170), (10, 2083902), (12, 1736585), (15, 1389268), (20, 1041951), (30, 694634), (60, 347317)]