3877031420

素因数分解:

$2^2\times 5^1\times {\mathrm{193851571}}^1$

素因数の和:193851580

約数の個数: 12

約数和(自身を含む): 8141766024

約数和(自身を除く): 4264734604

約数列:

[1, 2, 4, 5, 10, 20, 193851571, 387703142, 775406284, 969257855, 1938515710, 3877031420]

約数ペア:

[(1, 3877031420), (2, 1938515710), (4, 969257855), (5, 775406284), (10, 387703142), (20, 193851571)]