8438360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30137}}^1$

素因数の和:30155

約数の個数: 32

約数和(自身を含む): 21699360

約数和(自身を除く): 13261000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30137, 60274, 120548, 150685, 210959, 241096, 301370, 421918, 602740, 843836, 1054795, 1205480, 1687672, 2109590, 4219180, 8438360]

約数ペア:

[(1, 8438360), (2, 4219180), (4, 2109590), (5, 1687672), (7, 1205480), (8, 1054795), (10, 843836), (14, 602740), (20, 421918), (28, 301370), (35, 241096), (40, 210959), (56, 150685), (70, 120548), (140, 60274), (280, 30137)]