27582940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17911}}^1$

素因数の和:17938

約数の個数: 48

約数和(自身を含む): 72221184

約数和(自身を除く): 44638244

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 17911, 35822, 71644, 89555, 125377, 179110, 197021, 250754, 358220, 394042, 501508, 626885, 788084, 985105, 1253770, 1379147, 1970210, 2507540, 2758294, 3940420, 5516588, 6895735, 13791470, 27582940]

約数ペア:

[(1, 27582940), (2, 13791470), (4, 6895735), (5, 5516588), (7, 3940420), (10, 2758294), (11, 2507540), (14, 1970210), (20, 1379147), (22, 1253770), (28, 985105), (35, 788084), (44, 626885), (55, 501508), (70, 394042), (77, 358220), (110, 250754), (140, 197021), (154, 179110), (220, 125377), (308, 89555), (385, 71644), (770, 35822), (1540, 17911)]