2005991110

素因数分解:

$2^1\times 5^1\times {\mathrm{8089}}^1\times {\mathrm{24799}}^1$

素因数の和:32895

約数の個数: 16

約数和(自身を含む): 3611376000

約数和(自身を除く): 1605384890

約数列:

[1, 2, 5, 10, 8089, 16178, 24799, 40445, 49598, 80890, 123995, 247990, 200599111, 401198222, 1002995555, 2005991110]

約数ペア:

[(1, 2005991110), (2, 1002995555), (5, 401198222), (10, 200599111), (8089, 247990), (16178, 123995), (24799, 80890), (40445, 49598)]