806740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 1955520

約数和(自身を除く): 1148780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 193, 209, 220, 380, 386, 418, 772, 836, 965, 1045, 1930, 2090, 2123, 3667, 3860, 4180, 4246, 7334, 8492, 10615, 14668, 18335, 21230, 36670, 40337, 42460, 73340, 80674, 161348, 201685, 403370, 806740]

約数ペア:

[(1, 806740), (2, 403370), (4, 201685), (5, 161348), (10, 80674), (11, 73340), (19, 42460), (20, 40337), (22, 36670), (38, 21230), (44, 18335), (55, 14668), (76, 10615), (95, 8492), (110, 7334), (190, 4246), (193, 4180), (209, 3860), (220, 3667), (380, 2123), (386, 2090), (418, 1930), (772, 1045), (836, 965)]