1720230020

素因数分解:

$2^2\times 5^1\times {\mathrm{86011501}}^1$

素因数の和:86011510

約数の個数: 12

約数和(自身を含む): 3612483084

約数和(自身を除く): 1892253064

約数列:

[1, 2, 4, 5, 10, 20, 86011501, 172023002, 344046004, 430057505, 860115010, 1720230020]

約数ペア:

[(1, 1720230020), (2, 860115010), (4, 430057505), (5, 344046004), (10, 172023002), (20, 86011501)]