2017207900

素因数分解:

$2^2\times 5^2\times {\mathrm{20172079}}^1$

素因数の和:20172093

約数の個数: 18

約数和(自身を含む): 4377341360

約数和(自身を除く): 2360133460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20172079, 40344158, 80688316, 100860395, 201720790, 403441580, 504301975, 1008603950, 2017207900]

約数ペア:

[(1, 2017207900), (2, 1008603950), (4, 504301975), (5, 403441580), (10, 201720790), (20, 100860395), (25, 80688316), (50, 40344158), (100, 20172079)]