2020201405

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{1783}}^1\times {\mathrm{5527}}^1$

素因数の和:7356

約数の個数: 16

約数和(自身を含む): 2485211904

約数和(自身を除く): 465010499

約数列:

[1, 5, 41, 205, 1783, 5527, 8915, 27635, 73103, 226607, 365515, 1133035, 9854641, 49273205, 404040281, 2020201405]

約数ペア:

[(1, 2020201405), (5, 404040281), (41, 49273205), (205, 9854641), (1783, 1133035), (5527, 365515), (8915, 226607), (27635, 73103)]