827865020

素因数分解:

$2^2\times 5^1\times {\mathrm{41393251}}^1$

素因数の和:41393260

約数の個数: 12

約数和(自身を含む): 1738516584

約数和(自身を除く): 910651564

約数列:

[1, 2, 4, 5, 10, 20, 41393251, 82786502, 165573004, 206966255, 413932510, 827865020]

約数ペア:

[(1, 827865020), (2, 413932510), (4, 206966255), (5, 165573004), (10, 82786502), (20, 41393251)]