200022040

素因数分解:

$2^3\times 5^1\times {\mathrm{5000551}}^1$

素因数の和:5000562

約数の個数: 16

約数和(自身を含む): 450049680

約数和(自身を除く): 250027640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5000551, 10001102, 20002204, 25002755, 40004408, 50005510, 100011020, 200022040]

約数ペア:

[(1, 200022040), (2, 100011020), (4, 50005510), (5, 40004408), (8, 25002755), (10, 20002204), (20, 10001102), (40, 5000551)]