205657130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2937959}}^1$

素因数の和:2937973

約数の個数: 16

約数和(自身を含む): 423066240

約数和(自身を除く): 217409110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2937959, 5875918, 14689795, 20565713, 29379590, 41131426, 102828565, 205657130]

約数ペア:

[(1, 205657130), (2, 102828565), (5, 41131426), (7, 29379590), (10, 20565713), (14, 14689795), (35, 5875918), (70, 2937959)]