16938080

素因数分解:

$2^5\times 5^1\times {\mathrm{105863}}^1$

素因数の和:105878

約数の個数: 24

約数和(自身を含む): 40016592

約数和(自身を除く): 23078512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 105863, 211726, 423452, 529315, 846904, 1058630, 1693808, 2117260, 3387616, 4234520, 8469040, 16938080]

約数ペア:

[(1, 16938080), (2, 8469040), (4, 4234520), (5, 3387616), (8, 2117260), (10, 1693808), (16, 1058630), (20, 846904), (32, 529315), (40, 423452), (80, 211726), (160, 105863)]