40281860

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15859}}^1$

素因数の和:15995

約数の個数: 24

約数和(自身を含む): 85263360

約数和(自身を除く): 44981500

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 15859, 31718, 63436, 79295, 158590, 317180, 2014093, 4028186, 8056372, 10070465, 20140930, 40281860]

約数ペア:

[(1, 40281860), (2, 20140930), (4, 10070465), (5, 8056372), (10, 4028186), (20, 2014093), (127, 317180), (254, 158590), (508, 79295), (635, 63436), (1270, 31718), (2540, 15859)]