56217680

素因数分解:

$2^4\times 5^1\times {\mathrm{702721}}^1$

素因数の和:702734

約数の個数: 20

約数和(自身を含む): 130706292

約数和(自身を除く): 74488612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 702721, 1405442, 2810884, 3513605, 5621768, 7027210, 11243536, 14054420, 28108840, 56217680]

約数ペア:

[(1, 56217680), (2, 28108840), (4, 14054420), (5, 11243536), (8, 7027210), (10, 5621768), (16, 3513605), (20, 2810884), (40, 1405442), (80, 702721)]