38156780

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{2221}}^1$

素因数の和:3089

約数の個数: 24

約数和(自身を含む): 80258640

約数和(自身を除く): 42101860

約数列:

[1, 2, 4, 5, 10, 20, 859, 1718, 2221, 3436, 4295, 4442, 8590, 8884, 11105, 17180, 22210, 44420, 1907839, 3815678, 7631356, 9539195, 19078390, 38156780]

約数ペア:

[(1, 38156780), (2, 19078390), (4, 9539195), (5, 7631356), (10, 3815678), (20, 1907839), (859, 44420), (1718, 22210), (2221, 17180), (3436, 11105), (4295, 8884), (4442, 8590)]