55246660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{394619}}^1$

素因数の和:394635

約数の個数: 24

約数和(自身を含む): 132592320

約数和(自身を除く): 77345660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 394619, 789238, 1578476, 1973095, 2762333, 3946190, 5524666, 7892380, 11049332, 13811665, 27623330, 55246660]

約数ペア:

[(1, 55246660), (2, 27623330), (4, 13811665), (5, 11049332), (7, 7892380), (10, 5524666), (14, 3946190), (20, 2762333), (28, 1973095), (35, 1578476), (70, 789238), (140, 394619)]