8348536540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1156307}}^1$

素因数の和:1156354

約数の個数: 36

約数和(自身を含む): 18503240616

約数和(自身を除く): 10154704076

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 1156307, 2312614, 4625228, 5781535, 11563070, 21969833, 23126140, 43939666, 87879332, 109849165, 219698330, 417426827, 439396660, 834853654, 1669707308, 2087134135, 4174268270, 8348536540]

約数ペア:

[(1, 8348536540), (2, 4174268270), (4, 2087134135), (5, 1669707308), (10, 834853654), (19, 439396660), (20, 417426827), (38, 219698330), (76, 109849165), (95, 87879332), (190, 43939666), (361, 23126140), (380, 21969833), (722, 11563070), (1444, 5781535), (1805, 4625228), (3610, 2312614), (7220, 1156307)]