40935220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49921}}^1$

素因数の和:49971

約数の個数: 24

約数和(自身を含む): 88062408

約数和(自身を除く): 47127188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 49921, 99842, 199684, 249605, 499210, 998420, 2046761, 4093522, 8187044, 10233805, 20467610, 40935220]

約数ペア:

[(1, 40935220), (2, 20467610), (4, 10233805), (5, 8187044), (10, 4093522), (20, 2046761), (41, 998420), (82, 499210), (164, 249605), (205, 199684), (410, 99842), (820, 49921)]