40351216

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{61511}}^1$

素因数の和:61560

約数の個数: 20

約数和(自身を含む): 80088624

約数和(自身を除く): 39737408

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 61511, 123022, 246044, 492088, 984176, 2521951, 5043902, 10087804, 20175608, 40351216]

約数ペア:

[(1, 40351216), (2, 20175608), (4, 10087804), (8, 5043902), (16, 2521951), (41, 984176), (82, 492088), (164, 246044), (328, 123022), (656, 61511)]