2009171570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28702451}}^1$

素因数の和:28702465

約数の個数: 16

約数和(自身を含む): 4133153088

約数和(自身を除く): 2123981518

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28702451, 57404902, 143512255, 200917157, 287024510, 401834314, 1004585785, 2009171570]

約数ペア:

[(1, 2009171570), (2, 1004585785), (5, 401834314), (7, 287024510), (10, 200917157), (14, 143512255), (35, 57404902), (70, 28702451)]