27857680

素因数分解:

$2^4\times 5^1\times {\mathrm{348221}}^1$

素因数の和:348234

約数の個数: 20

約数和(自身を含む): 64769292

約数和(自身を除く): 36911612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 348221, 696442, 1392884, 1741105, 2785768, 3482210, 5571536, 6964420, 13928840, 27857680]

約数ペア:

[(1, 27857680), (2, 13928840), (4, 6964420), (5, 5571536), (8, 3482210), (10, 2785768), (16, 1741105), (20, 1392884), (40, 696442), (80, 348221)]