15930220

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4127}}^1$

素因数の和:4329

約数の個数: 24

約数和(自身を含む): 33634944

約数和(自身を除く): 17704724

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 4127, 8254, 16508, 20635, 41270, 82540, 796511, 1593022, 3186044, 3982555, 7965110, 15930220]

約数ペア:

[(1, 15930220), (2, 7965110), (4, 3982555), (5, 3186044), (10, 1593022), (20, 796511), (193, 82540), (386, 41270), (772, 20635), (965, 16508), (1930, 8254), (3860, 4127)]