205728530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{10459}}^1$

素因数の和:10754

約数の個数: 32

約数和(自身を含む): 424759680

約数和(自身を除く): 219031150

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281, 562, 1405, 1967, 2810, 3934, 9835, 10459, 19670, 20918, 52295, 73213, 104590, 146426, 366065, 732130, 2938979, 5877958, 14694895, 20572853, 29389790, 41145706, 102864265, 205728530]

約数ペア:

[(1, 205728530), (2, 102864265), (5, 41145706), (7, 29389790), (10, 20572853), (14, 14694895), (35, 5877958), (70, 2938979), (281, 732130), (562, 366065), (1405, 146426), (1967, 104590), (2810, 73213), (3934, 52295), (9835, 20918), (10459, 19670)]