56737660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{405269}}^1$

素因数の和:405285

約数の個数: 24

約数和(自身を含む): 136170720

約数和(自身を除く): 79433060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 405269, 810538, 1621076, 2026345, 2836883, 4052690, 5673766, 8105380, 11347532, 14184415, 28368830, 56737660]

約数ペア:

[(1, 56737660), (2, 28368830), (4, 14184415), (5, 11347532), (7, 8105380), (10, 5673766), (14, 4052690), (20, 2836883), (28, 2026345), (35, 1621076), (70, 810538), (140, 405269)]