55643620

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{9901}}^1$

素因数の和:10191

約数の個数: 24

約数和(自身を含む): 117279288

約数和(自身を除く): 61635668

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 9901, 19802, 39604, 49505, 99010, 198020, 2782181, 5564362, 11128724, 13910905, 27821810, 55643620]

約数ペア:

[(1, 55643620), (2, 27821810), (4, 13910905), (5, 11128724), (10, 5564362), (20, 2782181), (281, 198020), (562, 99010), (1124, 49505), (1405, 39604), (2810, 19802), (5620, 9901)]