66706040

素因数分解:

$2^3\times 5^1\times {\mathrm{1667651}}^1$

素因数の和:1667662

約数の個数: 16

約数和(自身を含む): 150088680

約数和(自身を除く): 83382640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1667651, 3335302, 6670604, 8338255, 13341208, 16676510, 33353020, 66706040]

約数ペア:

[(1, 66706040), (2, 33353020), (4, 16676510), (5, 13341208), (8, 8338255), (10, 6670604), (20, 3335302), (40, 1667651)]