2088402820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{77291}}^1$

素因数の和:77500

約数の個数: 48

約数和(自身を含む): 5038201728

約数和(自身を除く): 2949798908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 772, 965, 1351, 1930, 2702, 3860, 5404, 6755, 13510, 27020, 77291, 154582, 309164, 386455, 541037, 772910, 1082074, 1545820, 2164148, 2705185, 5410370, 10820740, 14917163, 29834326, 59668652, 74585815, 104420141, 149171630, 208840282, 298343260, 417680564, 522100705, 1044201410, 2088402820]

約数ペア:

[(1, 2088402820), (2, 1044201410), (4, 522100705), (5, 417680564), (7, 298343260), (10, 208840282), (14, 149171630), (20, 104420141), (28, 74585815), (35, 59668652), (70, 29834326), (140, 14917163), (193, 10820740), (386, 5410370), (772, 2705185), (965, 2164148), (1351, 1545820), (1930, 1082074), (2702, 772910), (3860, 541037), (5404, 386455), (6755, 309164), (13510, 154582), (27020, 77291)]