8342420

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{929}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 17577000

約数和(自身を除く): 9234580

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 929, 1796, 1858, 2245, 3716, 4490, 4645, 8980, 9290, 18580, 417121, 834242, 1668484, 2085605, 4171210, 8342420]

約数ペア:

[(1, 8342420), (2, 4171210), (4, 2085605), (5, 1668484), (10, 834242), (20, 417121), (449, 18580), (898, 9290), (929, 8980), (1796, 4645), (1858, 4490), (2245, 3716)]