1112080

素因数分解:

$2^4\times 5^1\times {\mathrm{13901}}^1$

素因数の和:13914

約数の個数: 20

約数和(自身を含む): 2585772

約数和(自身を除く): 1473692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13901, 27802, 55604, 69505, 111208, 139010, 222416, 278020, 556040, 1112080]

約数ペア:

[(1, 1112080), (2, 556040), (4, 278020), (5, 222416), (8, 139010), (10, 111208), (16, 69505), (20, 55604), (40, 27802), (80, 13901)]