56137580

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{2531}}^1$

素因数の和:3649

約数の個数: 24

約数和(自身を含む): 118041840

約数和(自身を除く): 61904260

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 2531, 4436, 5062, 5545, 10124, 11090, 12655, 22180, 25310, 50620, 2806879, 5613758, 11227516, 14034395, 28068790, 56137580]

約数ペア:

[(1, 56137580), (2, 28068790), (4, 14034395), (5, 11227516), (10, 5613758), (20, 2806879), (1109, 50620), (2218, 25310), (2531, 22180), (4436, 12655), (5062, 11090), (5545, 10124)]