38732380

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{3881}}^1$

素因数の和:4389

約数の個数: 24

約数和(自身を含む): 81522000

約数和(自身を除く): 42789620

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 3881, 4990, 7762, 9980, 15524, 19405, 38810, 77620, 1936619, 3873238, 7746476, 9683095, 19366190, 38732380]

約数ペア:

[(1, 38732380), (2, 19366190), (4, 9683095), (5, 7746476), (10, 3873238), (20, 1936619), (499, 77620), (998, 38810), (1996, 19405), (2495, 15524), (3881, 9980), (4990, 7762)]