486820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 1036728

約数和(自身を除く): 549908

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 241, 404, 482, 505, 964, 1010, 1205, 2020, 2410, 4820, 24341, 48682, 97364, 121705, 243410, 486820]

約数ペア:

[(1, 486820), (2, 243410), (4, 121705), (5, 97364), (10, 48682), (20, 24341), (101, 4820), (202, 2410), (241, 2020), (404, 1205), (482, 1010), (505, 964)]