31547870

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 58069440

約数和(自身を除く): 26521570

約数列:

[1, 2, 5, 10, 103, 109, 206, 218, 281, 515, 545, 562, 1030, 1090, 1405, 2810, 11227, 22454, 28943, 30629, 56135, 57886, 61258, 112270, 144715, 153145, 289430, 306290, 3154787, 6309574, 15773935, 31547870]

約数ペア:

[(1, 31547870), (2, 15773935), (5, 6309574), (10, 3154787), (103, 306290), (109, 289430), (206, 153145), (218, 144715), (281, 112270), (515, 61258), (545, 57886), (562, 56135), (1030, 30629), (1090, 28943), (1405, 22454), (2810, 11227)]