888274220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{14149}}^1$

素因数の和:14274

約数の個数: 48

約数和(自身を含む): 1935040800

約数和(自身を除く): 1046766580

約数列:

[1, 2, 4, 5, 10, 20, 43, 73, 86, 146, 172, 215, 292, 365, 430, 730, 860, 1460, 3139, 6278, 12556, 14149, 15695, 28298, 31390, 56596, 62780, 70745, 141490, 282980, 608407, 1032877, 1216814, 2065754, 2433628, 3042035, 4131508, 5164385, 6084070, 10328770, 12168140, 20657540, 44413711, 88827422, 177654844, 222068555, 444137110, 888274220]

約数ペア:

[(1, 888274220), (2, 444137110), (4, 222068555), (5, 177654844), (10, 88827422), (20, 44413711), (43, 20657540), (73, 12168140), (86, 10328770), (146, 6084070), (172, 5164385), (215, 4131508), (292, 3042035), (365, 2433628), (430, 2065754), (730, 1216814), (860, 1032877), (1460, 608407), (3139, 282980), (6278, 141490), (12556, 70745), (14149, 62780), (15695, 56596), (28298, 31390)]