28720530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{319117}}^1$

素因数の和:319130

約数の個数: 24

約数和(自身を含む): 74673612

約数和(自身を除く): 45953082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 319117, 638234, 957351, 1595585, 1914702, 2872053, 3191170, 4786755, 5744106, 9573510, 14360265, 28720530]

約数ペア:

[(1, 28720530), (2, 14360265), (3, 9573510), (5, 5744106), (6, 4786755), (9, 3191170), (10, 2872053), (15, 1914702), (18, 1595585), (30, 957351), (45, 638234), (90, 319117)]