890235730

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1219501}}^1$

素因数の和:1219581

約数の個数: 16

約数和(自身を含む): 1624376664

約数和(自身を除く): 734140934

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 1219501, 2439002, 6097505, 12195010, 89023573, 178047146, 445117865, 890235730]

約数ペア:

[(1, 890235730), (2, 445117865), (5, 178047146), (10, 89023573), (73, 12195010), (146, 6097505), (365, 2439002), (730, 1219501)]