20410850

素因数分解:

$2^1\times 5^2\times {\mathrm{408217}}^1$

素因数の和:408229

約数の個数: 12

約数和(自身を含む): 37964274

約数和(自身を除く): 17553424

約数列:

[1, 2, 5, 10, 25, 50, 408217, 816434, 2041085, 4082170, 10205425, 20410850]

約数ペア:

[(1, 20410850), (2, 10205425), (5, 4082170), (10, 2041085), (25, 816434), (50, 408217)]