8985005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 11424000

約数和(自身を除く): 2438995

約数列:

[1, 5, 19, 95, 271, 349, 1355, 1745, 5149, 6631, 25745, 33155, 94579, 472895, 1797001, 8985005]

約数ペア:

[(1, 8985005), (5, 1797001), (19, 472895), (95, 94579), (271, 33155), (349, 25745), (1355, 6631), (1745, 5149)]