9792820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 21510720

約数和(自身を除く): 11717900

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 193, 215, 236, 295, 386, 430, 590, 772, 860, 965, 1180, 1930, 2537, 3860, 5074, 8299, 10148, 11387, 12685, 16598, 22774, 25370, 33196, 41495, 45548, 50740, 56935, 82990, 113870, 165980, 227740, 489641, 979282, 1958564, 2448205, 4896410, 9792820]

約数ペア:

[(1, 9792820), (2, 4896410), (4, 2448205), (5, 1958564), (10, 979282), (20, 489641), (43, 227740), (59, 165980), (86, 113870), (118, 82990), (172, 56935), (193, 50740), (215, 45548), (236, 41495), (295, 33196), (386, 25370), (430, 22774), (590, 16598), (772, 12685), (860, 11387), (965, 10148), (1180, 8299), (1930, 5074), (2537, 3860)]