81068060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{213337}}^1$

素因数の和:213365

約数の個数: 24

約数和(自身を含む): 179203920

約数和(自身を除く): 98135860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 213337, 426674, 853348, 1066685, 2133370, 4053403, 4266740, 8106806, 16213612, 20267015, 40534030, 81068060]

約数ペア:

[(1, 81068060), (2, 40534030), (4, 20267015), (5, 16213612), (10, 8106806), (19, 4266740), (20, 4053403), (38, 2133370), (76, 1066685), (95, 853348), (190, 426674), (380, 213337)]