4257320

素因数分解:

$2^3\times 5^1\times {\mathrm{106433}}^1$

素因数の和:106444

約数の個数: 16

約数和(自身を含む): 9579060

約数和(自身を除く): 5321740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 106433, 212866, 425732, 532165, 851464, 1064330, 2128660, 4257320]

約数ペア:

[(1, 4257320), (2, 2128660), (4, 1064330), (5, 851464), (8, 532165), (10, 425732), (20, 212866), (40, 106433)]