2021616440

素因数分解:

$2^3\times 5^1\times {\mathrm{50540411}}^1$

素因数の和:50540422

約数の個数: 16

約数和(自身を含む): 4548637080

約数和(自身を除く): 2527020640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50540411, 101080822, 202161644, 252702055, 404323288, 505404110, 1010808220, 2021616440]

約数ペア:

[(1, 2021616440), (2, 1010808220), (4, 505404110), (5, 404323288), (8, 252702055), (10, 202161644), (20, 101080822), (40, 50540411)]