20121124850

素因数分解:

$2^1\times 5^2\times {\mathrm{1009}}^1\times {\mathrm{398833}}^1$

素因数の和:399854

約数の個数: 24

約数和(自身を含む): 37462477620

約数和(自身を除く): 17341352770

約数列:

[1, 2, 5, 10, 25, 50, 1009, 2018, 5045, 10090, 25225, 50450, 398833, 797666, 1994165, 3988330, 9970825, 19941650, 402422497, 804844994, 2012112485, 4024224970, 10060562425, 20121124850]

約数ペア:

[(1, 20121124850), (2, 10060562425), (5, 4024224970), (10, 2012112485), (25, 804844994), (50, 402422497), (1009, 19941650), (2018, 9970825), (5045, 3988330), (10090, 1994165), (25225, 797666), (50450, 398833)]