223340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 505680

約数和(自身を除く): 282340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 859, 1718, 3436, 4295, 8590, 11167, 17180, 22334, 44668, 55835, 111670, 223340]

約数ペア:

[(1, 223340), (2, 111670), (4, 55835), (5, 44668), (10, 22334), (13, 17180), (20, 11167), (26, 8590), (52, 4295), (65, 3436), (130, 1718), (260, 859)]