1736990020

素因数分解:

$2^2\times 5^1\times {\mathrm{86849501}}^1$

素因数の和:86849510

約数の個数: 12

約数和(自身を含む): 3647679084

約数和(自身を除く): 1910689064

約数列:

[1, 2, 4, 5, 10, 20, 86849501, 173699002, 347398004, 434247505, 868495010, 1736990020]

約数ペア:

[(1, 1736990020), (2, 868495010), (4, 434247505), (5, 347398004), (10, 173699002), (20, 86849501)]