207051080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{84857}}^1$

素因数の和:84929

約数の個数: 32

約数和(自身を含む): 473507640

約数和(自身を除く): 266456560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 84857, 169714, 339428, 424285, 678856, 848570, 1697140, 3394280, 5176277, 10352554, 20705108, 25881385, 41410216, 51762770, 103525540, 207051080]

約数ペア:

[(1, 207051080), (2, 103525540), (4, 51762770), (5, 41410216), (8, 25881385), (10, 20705108), (20, 10352554), (40, 5176277), (61, 3394280), (122, 1697140), (244, 848570), (305, 678856), (488, 424285), (610, 339428), (1220, 169714), (2440, 84857)]