7090820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 16426368

約数和(自身を除く): 9335548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 193, 220, 334, 386, 668, 772, 835, 965, 1670, 1837, 1930, 2123, 3340, 3674, 3860, 4246, 7348, 8492, 9185, 10615, 18370, 21230, 32231, 36740, 42460, 64462, 128924, 161155, 322310, 354541, 644620, 709082, 1418164, 1772705, 3545410, 7090820]

約数ペア:

[(1, 7090820), (2, 3545410), (4, 1772705), (5, 1418164), (10, 709082), (11, 644620), (20, 354541), (22, 322310), (44, 161155), (55, 128924), (110, 64462), (167, 42460), (193, 36740), (220, 32231), (334, 21230), (386, 18370), (668, 10615), (772, 9185), (835, 8492), (965, 7348), (1670, 4246), (1837, 3860), (1930, 3674), (2123, 3340)]