2989900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1074

約数の個数: 36

約数和(自身を含む): 6718320

約数和(自身を除く): 3728420

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1031, 1450, 2062, 2900, 4124, 5155, 10310, 20620, 25775, 29899, 51550, 59798, 103100, 119596, 149495, 298990, 597980, 747475, 1494950, 2989900]

約数ペア:

[(1, 2989900), (2, 1494950), (4, 747475), (5, 597980), (10, 298990), (20, 149495), (25, 119596), (29, 103100), (50, 59798), (58, 51550), (100, 29899), (116, 25775), (145, 20620), (290, 10310), (580, 5155), (725, 4124), (1031, 2900), (1450, 2062)]