20283180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11657}}^1$

素因数の和:11698

約数の個数: 48

約数和(自身を含む): 58756320

約数和(自身を除く): 38473140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 11657, 23314, 34971, 46628, 58285, 69942, 116570, 139884, 174855, 233140, 338053, 349710, 676106, 699420, 1014159, 1352212, 1690265, 2028318, 3380530, 4056636, 5070795, 6761060, 10141590, 20283180]

約数ペア:

[(1, 20283180), (2, 10141590), (3, 6761060), (4, 5070795), (5, 4056636), (6, 3380530), (10, 2028318), (12, 1690265), (15, 1352212), (20, 1014159), (29, 699420), (30, 676106), (58, 349710), (60, 338053), (87, 233140), (116, 174855), (145, 139884), (174, 116570), (290, 69942), (348, 58285), (435, 46628), (580, 34971), (870, 23314), (1740, 11657)]