201447080

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{20897}}^1$

素因数の和:21149

約数の個数: 32

約数和(自身を含む): 455158440

約数和(自身を除く): 253711360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 20897, 41794, 83588, 104485, 167176, 208970, 417940, 835880, 5036177, 10072354, 20144708, 25180885, 40289416, 50361770, 100723540, 201447080]

約数ペア:

[(1, 201447080), (2, 100723540), (4, 50361770), (5, 40289416), (8, 25180885), (10, 20144708), (20, 10072354), (40, 5036177), (241, 835880), (482, 417940), (964, 208970), (1205, 167176), (1928, 104485), (2410, 83588), (4820, 41794), (9640, 20897)]