39463280

素因数分解:

$2^4\times 5^1\times {\mathrm{493291}}^1$

素因数の和:493304

約数の個数: 20

約数和(自身を含む): 91752312

約数和(自身を除く): 52289032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 493291, 986582, 1973164, 2466455, 3946328, 4932910, 7892656, 9865820, 19731640, 39463280]

約数ペア:

[(1, 39463280), (2, 19731640), (4, 9865820), (5, 7892656), (8, 4932910), (10, 3946328), (16, 2466455), (20, 1973164), (40, 986582), (80, 493291)]