2017202890

素因数分解:

$2^1\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{199921}}^1$

素因数の和:200937

約数の個数: 16

約数和(自身を含む): 3634581960

約数和(自身を除く): 1617379070

約数列:

[1, 2, 5, 10, 1009, 2018, 5045, 10090, 199921, 399842, 999605, 1999210, 201720289, 403440578, 1008601445, 2017202890]

約数ペア:

[(1, 2017202890), (2, 1008601445), (5, 403440578), (10, 201720289), (1009, 1999210), (2018, 999605), (5045, 399842), (10090, 199921)]