56541620

素因数分解:

$2^2\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{1871}}^1$

素因数の和:3391

約数の個数: 24

約数和(自身を含む): 118879488

約数和(自身を除く): 62337868

約数列:

[1, 2, 4, 5, 10, 20, 1511, 1871, 3022, 3742, 6044, 7484, 7555, 9355, 15110, 18710, 30220, 37420, 2827081, 5654162, 11308324, 14135405, 28270810, 56541620]

約数ペア:

[(1, 56541620), (2, 28270810), (4, 14135405), (5, 11308324), (10, 5654162), (20, 2827081), (1511, 37420), (1871, 30220), (3022, 18710), (3742, 15110), (6044, 9355), (7484, 7555)]