40691080

素因数分解:

$2^3\times 5^1\times {\mathrm{1017277}}^1$

素因数の和:1017288

約数の個数: 16

約数和(自身を含む): 91555020

約数和(自身を除く): 50863940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1017277, 2034554, 4069108, 5086385, 8138216, 10172770, 20345540, 40691080]

約数ペア:

[(1, 40691080), (2, 20345540), (4, 10172770), (5, 8138216), (8, 5086385), (10, 4069108), (20, 2034554), (40, 1017277)]