84236440

素因数分解:

$2^3\times 5^1\times {\mathrm{2105911}}^1$

素因数の和:2105922

約数の個数: 16

約数和(自身を含む): 189532080

約数和(自身を除く): 105295640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2105911, 4211822, 8423644, 10529555, 16847288, 21059110, 42118220, 84236440]

約数ペア:

[(1, 84236440), (2, 42118220), (4, 21059110), (5, 16847288), (8, 10529555), (10, 8423644), (20, 4211822), (40, 2105911)]