11210960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3259}}^1$

素因数の和:3315

約数の個数: 40

約数和(自身を含む): 26679840

約数和(自身を除く): 15468880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3259, 3440, 6518, 13036, 16295, 26072, 32590, 52144, 65180, 130360, 140137, 260720, 280274, 560548, 700685, 1121096, 1401370, 2242192, 2802740, 5605480, 11210960]

約数ペア:

[(1, 11210960), (2, 5605480), (4, 2802740), (5, 2242192), (8, 1401370), (10, 1121096), (16, 700685), (20, 560548), (40, 280274), (43, 260720), (80, 140137), (86, 130360), (172, 65180), (215, 52144), (344, 32590), (430, 26072), (688, 16295), (860, 13036), (1720, 6518), (3259, 3440)]