13860020

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1423}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 29186304

約数和(自身を除く): 15326284

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1423, 1948, 2435, 2846, 4870, 5692, 7115, 9740, 14230, 28460, 693001, 1386002, 2772004, 3465005, 6930010, 13860020]

約数ペア:

[(1, 13860020), (2, 6930010), (4, 3465005), (5, 2772004), (10, 1386002), (20, 693001), (487, 28460), (974, 14230), (1423, 9740), (1948, 7115), (2435, 5692), (2846, 4870)]