40478456

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{39841}}^1$

素因数の和:39974

約数の個数: 16

約数和(自身を含む): 76496640

約数和(自身を除く): 36018184

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 39841, 79682, 159364, 318728, 5059807, 10119614, 20239228, 40478456]

約数ペア:

[(1, 40478456), (2, 20239228), (4, 10119614), (8, 5059807), (127, 318728), (254, 159364), (508, 79682), (1016, 39841)]