214872080

素因数分解:

$2^4\times 5^1\times {\mathrm{2685901}}^1$

素因数の和:2685914

約数の個数: 20

約数和(自身を含む): 499577772

約数和(自身を除く): 284705692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2685901, 5371802, 10743604, 13429505, 21487208, 26859010, 42974416, 53718020, 107436040, 214872080]

約数ペア:

[(1, 214872080), (2, 107436040), (4, 53718020), (5, 42974416), (8, 26859010), (10, 21487208), (16, 13429505), (20, 10743604), (40, 5371802), (80, 2685901)]