20095805940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47847157}}^1$

素因数の和:47847176

約数の個数: 48

約数和(自身を含む): 64306580352

約数和(自身を除く): 44210774412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 47847157, 95694314, 143541471, 191388628, 239235785, 287082942, 334930099, 478471570, 574165884, 669860198, 717707355, 956943140, 1004790297, 1339720396, 1435414710, 1674650495, 2009580594, 2870829420, 3349300990, 4019161188, 5023951485, 6698601980, 10047902970, 20095805940]

約数ペア:

[(1, 20095805940), (2, 10047902970), (3, 6698601980), (4, 5023951485), (5, 4019161188), (6, 3349300990), (7, 2870829420), (10, 2009580594), (12, 1674650495), (14, 1435414710), (15, 1339720396), (20, 1004790297), (21, 956943140), (28, 717707355), (30, 669860198), (35, 574165884), (42, 478471570), (60, 334930099), (70, 287082942), (84, 239235785), (105, 191388628), (140, 143541471), (210, 95694314), (420, 47847157)]