56747740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{405341}}^1$

素因数の和:405357

約数の個数: 24

約数和(自身を含む): 136194912

約数和(自身を除く): 79447172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 405341, 810682, 1621364, 2026705, 2837387, 4053410, 5674774, 8106820, 11349548, 14186935, 28373870, 56747740]

約数ペア:

[(1, 56747740), (2, 28373870), (4, 14186935), (5, 11349548), (7, 8106820), (10, 5674774), (14, 4053410), (20, 2837387), (28, 2026705), (35, 1621364), (70, 810682), (140, 405341)]