169485740

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{17401}}^1$

素因数の和:17897

約数の個数: 24

約数和(自身を含む): 356671392

約数和(自身を除く): 187185652

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 17401, 34802, 69604, 87005, 174010, 348020, 8474287, 16948574, 33897148, 42371435, 84742870, 169485740]

約数ペア:

[(1, 169485740), (2, 84742870), (4, 42371435), (5, 33897148), (10, 16948574), (20, 8474287), (487, 348020), (974, 174010), (1948, 87005), (2435, 69604), (4870, 34802), (9740, 17401)]