797912390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{36451}}^1$

素因数の和:36668

約数の個数: 32

約数和(自身を含む): 1574726400

約数和(自身を除く): 776814010

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 4378, 10945, 21890, 36451, 72902, 182255, 364510, 400961, 801922, 2004805, 4009610, 7253749, 14507498, 36268745, 72537490, 79791239, 159582478, 398956195, 797912390]

約数ペア:

[(1, 797912390), (2, 398956195), (5, 159582478), (10, 79791239), (11, 72537490), (22, 36268745), (55, 14507498), (110, 7253749), (199, 4009610), (398, 2004805), (995, 801922), (1990, 400961), (2189, 364510), (4378, 182255), (10945, 72902), (21890, 36451)]