68671180

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{3769}}^1$

素因数の和:4689

約数の個数: 24

約数和(自身を含む): 144406080

約数和(自身を除く): 75734900

約数列:

[1, 2, 4, 5, 10, 20, 911, 1822, 3644, 3769, 4555, 7538, 9110, 15076, 18220, 18845, 37690, 75380, 3433559, 6867118, 13734236, 17167795, 34335590, 68671180]

約数ペア:

[(1, 68671180), (2, 34335590), (4, 17167795), (5, 13734236), (10, 6867118), (20, 3433559), (911, 75380), (1822, 37690), (3644, 18845), (3769, 18220), (4555, 15076), (7538, 9110)]