7278028990

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1231}}^1\times {\mathrm{2971}}^1$

素因数の和:4408

約数の個数: 32

約数和(自身を含む): 13181414400

約数和(自身を除く): 5903385410

約数列:

[1, 2, 5, 10, 199, 398, 995, 1231, 1990, 2462, 2971, 5942, 6155, 12310, 14855, 29710, 244969, 489938, 591229, 1182458, 1224845, 2449690, 2956145, 3657301, 5912290, 7314602, 18286505, 36573010, 727802899, 1455605798, 3639014495, 7278028990]

約数ペア:

[(1, 7278028990), (2, 3639014495), (5, 1455605798), (10, 727802899), (199, 36573010), (398, 18286505), (995, 7314602), (1231, 5912290), (1990, 3657301), (2462, 2956145), (2971, 2449690), (5942, 1224845), (6155, 1182458), (12310, 591229), (14855, 489938), (29710, 244969)]