8486440

素因数分解:

$2^3\times 5^1\times {\mathrm{212161}}^1$

素因数の和:212172

約数の個数: 16

約数和(自身を含む): 19094580

約数和(自身を除く): 10608140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 212161, 424322, 848644, 1060805, 1697288, 2121610, 4243220, 8486440]

約数ペア:

[(1, 8486440), (2, 4243220), (4, 2121610), (5, 1697288), (8, 1060805), (10, 848644), (20, 424322), (40, 212161)]