2000958100

素因数分解:

$2^2\times 5^2\times {\mathrm{20009581}}^1$

素因数の和:20009595

約数の個数: 18

約数和(自身を含む): 4342079294

約数和(自身を除く): 2341121194

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20009581, 40019162, 80038324, 100047905, 200095810, 400191620, 500239525, 1000479050, 2000958100]

約数ペア:

[(1, 2000958100), (2, 1000479050), (4, 500239525), (5, 400191620), (10, 200095810), (20, 100047905), (25, 80038324), (50, 40019162), (100, 20009581)]