5255590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 10080000

約数和(自身を除く): 4824410

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 199, 278, 398, 695, 995, 1390, 1990, 2641, 3781, 5282, 7562, 13205, 18905, 26410, 27661, 37810, 55322, 138305, 276610, 525559, 1051118, 2627795, 5255590]

約数ペア:

[(1, 5255590), (2, 2627795), (5, 1051118), (10, 525559), (19, 276610), (38, 138305), (95, 55322), (139, 37810), (190, 27661), (199, 26410), (278, 18905), (398, 13205), (695, 7562), (995, 5282), (1390, 3781), (1990, 2641)]