11220080

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1009}}^1$

素因数の和:1161

約数の個数: 40

約数和(自身を含む): 26300400

約数和(自身を除く): 15080320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1009, 1112, 1390, 2018, 2224, 2780, 4036, 5045, 5560, 8072, 10090, 11120, 16144, 20180, 40360, 80720, 140251, 280502, 561004, 701255, 1122008, 1402510, 2244016, 2805020, 5610040, 11220080]

約数ペア:

[(1, 11220080), (2, 5610040), (4, 2805020), (5, 2244016), (8, 1402510), (10, 1122008), (16, 701255), (20, 561004), (40, 280502), (80, 140251), (139, 80720), (278, 40360), (556, 20180), (695, 16144), (1009, 11120), (1112, 10090), (1390, 8072), (2018, 5560), (2224, 5045), (2780, 4036)]