2017277980

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{246611}}^1$

素因数の和:247029

約数の個数: 24

約数和(自身を含む): 4246658640

約数和(自身を除く): 2229380660

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 246611, 493222, 986444, 1233055, 2466110, 4932220, 100863899, 201727798, 403455596, 504319495, 1008638990, 2017277980]

約数ペア:

[(1, 2017277980), (2, 1008638990), (4, 504319495), (5, 403455596), (10, 201727798), (20, 100863899), (409, 4932220), (818, 2466110), (1636, 1233055), (2045, 986444), (4090, 493222), (8180, 246611)]