996637360

素因数分解:

$2^4\times 5^1\times {\mathrm{12457967}}^1$

素因数の和:12457980

約数の個数: 20

約数和(自身を含む): 2317182048

約数和(自身を除く): 1320544688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12457967, 24915934, 49831868, 62289835, 99663736, 124579670, 199327472, 249159340, 498318680, 996637360]

約数ペア:

[(1, 996637360), (2, 498318680), (4, 249159340), (5, 199327472), (8, 124579670), (10, 99663736), (16, 62289835), (20, 49831868), (40, 24915934), (80, 12457967)]