68715740

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{12227}}^1$

素因数の和:12517

約数の個数: 24

約数和(自身を含む): 144828432

約数和(自身を除く): 76112692

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 12227, 24454, 48908, 61135, 122270, 244540, 3435787, 6871574, 13743148, 17178935, 34357870, 68715740]

約数ペア:

[(1, 68715740), (2, 34357870), (4, 17178935), (5, 13743148), (10, 6871574), (20, 3435787), (281, 244540), (562, 122270), (1124, 61135), (1405, 48908), (2810, 24454), (5620, 12227)]