39340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 94752

約数和(自身を除く): 55412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281, 562, 1124, 1405, 1967, 2810, 3934, 5620, 7868, 9835, 19670, 39340]

約数ペア:

[(1, 39340), (2, 19670), (4, 9835), (5, 7868), (7, 5620), (10, 3934), (14, 2810), (20, 1967), (28, 1405), (35, 1124), (70, 562), (140, 281)]