490634210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{143881}}^1$

素因数の和:143930

約数の個数: 32

約数和(自身を含む): 994512384

約数和(自身を除く): 503878174

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 143881, 287762, 719405, 1438810, 1582691, 3165382, 4460311, 7913455, 8920622, 15826910, 22301555, 44603110, 49063421, 98126842, 245317105, 490634210]

約数ペア:

[(1, 490634210), (2, 245317105), (5, 98126842), (10, 49063421), (11, 44603110), (22, 22301555), (31, 15826910), (55, 8920622), (62, 7913455), (110, 4460311), (155, 3165382), (310, 1582691), (341, 1438810), (682, 719405), (1705, 287762), (3410, 143881)]