208716410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{69341}}^1$

素因数の和:69398

約数の個数: 32

約数和(自身を含む): 439350912

約数和(自身を除く): 230634502

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 69341, 138682, 346705, 485387, 693410, 970774, 2426935, 2981663, 4853870, 5963326, 14908315, 20871641, 29816630, 41743282, 104358205, 208716410]

約数ペア:

[(1, 208716410), (2, 104358205), (5, 41743282), (7, 29816630), (10, 20871641), (14, 14908315), (35, 5963326), (43, 4853870), (70, 2981663), (86, 2426935), (215, 970774), (301, 693410), (430, 485387), (602, 346705), (1505, 138682), (3010, 69341)]