11121680

素因数分解:

$2^4\times 5^1\times {\mathrm{139021}}^1$

素因数の和:139034

約数の個数: 20

約数和(自身を含む): 25858092

約数和(自身を除く): 14736412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139021, 278042, 556084, 695105, 1112168, 1390210, 2224336, 2780420, 5560840, 11121680]

約数ペア:

[(1, 11121680), (2, 5560840), (4, 2780420), (5, 2224336), (8, 1390210), (10, 1112168), (16, 695105), (20, 556084), (40, 278042), (80, 139021)]