40415078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{20641}}^1$

素因数の和:20743

約数の個数: 16

約数和(自身を含む): 66880080

約数和(自身を除く): 26465002

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 20641, 41282, 227051, 454102, 1837049, 3674098, 20207539, 40415078]

約数ペア:

[(1, 40415078), (2, 20207539), (11, 3674098), (22, 1837049), (89, 454102), (178, 227051), (979, 41282), (1958, 20641)]