201831260

素因数分解:

$2^2\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{4003}}^1$

素因数の和:6533

約数の個数: 24

約数和(自身を含む): 424119696

約数和(自身を除く): 222288436

約数列:

[1, 2, 4, 5, 10, 20, 2521, 4003, 5042, 8006, 10084, 12605, 16012, 20015, 25210, 40030, 50420, 80060, 10091563, 20183126, 40366252, 50457815, 100915630, 201831260]

約数ペア:

[(1, 201831260), (2, 100915630), (4, 50457815), (5, 40366252), (10, 20183126), (20, 10091563), (2521, 80060), (4003, 50420), (5042, 40030), (8006, 25210), (10084, 20015), (12605, 16012)]