54369140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{388351}}^1$

素因数の和:388367

約数の個数: 24

約数和(自身を含む): 130486272

約数和(自身を除く): 76117132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 388351, 776702, 1553404, 1941755, 2718457, 3883510, 5436914, 7767020, 10873828, 13592285, 27184570, 54369140]

約数ペア:

[(1, 54369140), (2, 27184570), (4, 13592285), (5, 10873828), (7, 7767020), (10, 5436914), (14, 3883510), (20, 2718457), (28, 1941755), (35, 1553404), (70, 776702), (140, 388351)]