616040

素因数分解:

$2^3\times 5^1\times {\mathrm{15401}}^1$

素因数の和:15412

約数の個数: 16

約数和(自身を含む): 1386180

約数和(自身を除く): 770140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 15401, 30802, 61604, 77005, 123208, 154010, 308020, 616040]

約数ペア:

[(1, 616040), (2, 308020), (4, 154010), (5, 123208), (8, 77005), (10, 61604), (20, 30802), (40, 15401)]