965740

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 2051280

約数和(自身を除く): 1085540

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 443, 545, 886, 1090, 1772, 2180, 2215, 4430, 8860, 48287, 96574, 193148, 241435, 482870, 965740]

約数ペア:

[(1, 965740), (2, 482870), (4, 241435), (5, 193148), (10, 96574), (20, 48287), (109, 8860), (218, 4430), (436, 2215), (443, 2180), (545, 1772), (886, 1090)]