142623140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{3359}}^1$

素因数の和:3572

約数の個数: 48

約数和(自身を含む): 328527360

約数和(自身を除く): 185904220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1930, 2123, 3359, 3860, 4246, 6718, 8492, 10615, 13436, 16795, 21230, 33590, 36949, 42460, 67180, 73898, 147796, 184745, 369490, 648287, 738980, 1296574, 2593148, 3241435, 6482870, 7131157, 12965740, 14262314, 28524628, 35655785, 71311570, 142623140]

約数ペア:

[(1, 142623140), (2, 71311570), (4, 35655785), (5, 28524628), (10, 14262314), (11, 12965740), (20, 7131157), (22, 6482870), (44, 3241435), (55, 2593148), (110, 1296574), (193, 738980), (220, 648287), (386, 369490), (772, 184745), (965, 147796), (1930, 73898), (2123, 67180), (3359, 42460), (3860, 36949), (4246, 33590), (6718, 21230), (8492, 16795), (10615, 13436)]