137805380

素因数分解:

$2^2\times 5^1\times {\mathrm{6890269}}^1$

素因数の和:6890278

約数の個数: 12

約数和(自身を含む): 289391340

約数和(自身を除く): 151585960

約数列:

[1, 2, 4, 5, 10, 20, 6890269, 13780538, 27561076, 34451345, 68902690, 137805380]

約数ペア:

[(1, 137805380), (2, 68902690), (4, 34451345), (5, 27561076), (10, 13780538), (20, 6890269)]