8263280

素因数分解:

$2^4\times 5^1\times {\mathrm{103291}}^1$

素因数の和:103304

約数の個数: 20

約数和(自身を含む): 19212312

約数和(自身を除く): 10949032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103291, 206582, 413164, 516455, 826328, 1032910, 1652656, 2065820, 4131640, 8263280]

約数ペア:

[(1, 8263280), (2, 4131640), (4, 2065820), (5, 1652656), (8, 1032910), (10, 826328), (16, 516455), (20, 413164), (40, 206582), (80, 103291)]