122767280

素因数分解:

$2^4\times 5^1\times {\mathrm{1534591}}^1$

素因数の和:1534604

約数の個数: 20

約数和(自身を含む): 285434112

約数和(自身を除く): 162666832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1534591, 3069182, 6138364, 7672955, 12276728, 15345910, 24553456, 30691820, 61383640, 122767280]

約数ペア:

[(1, 122767280), (2, 61383640), (4, 30691820), (5, 24553456), (8, 15345910), (10, 12276728), (16, 7672955), (20, 6138364), (40, 3069182), (80, 1534591)]