12087440

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1087}}^1$

素因数の和:1239

約数の個数: 40

約数和(自身を含む): 28331520

約数和(自身を除く): 16244080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1087, 1112, 1390, 2174, 2224, 2780, 4348, 5435, 5560, 8696, 10870, 11120, 17392, 21740, 43480, 86960, 151093, 302186, 604372, 755465, 1208744, 1510930, 2417488, 3021860, 6043720, 12087440]

約数ペア:

[(1, 12087440), (2, 6043720), (4, 3021860), (5, 2417488), (8, 1510930), (10, 1208744), (16, 755465), (20, 604372), (40, 302186), (80, 151093), (139, 86960), (278, 43480), (556, 21740), (695, 17392), (1087, 11120), (1112, 10870), (1390, 8696), (2174, 5560), (2224, 5435), (2780, 4348)]