4997480

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1237}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 11364840

約数和(自身を除く): 6367360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1237, 2020, 2474, 4040, 4948, 6185, 9896, 12370, 24740, 49480, 124937, 249874, 499748, 624685, 999496, 1249370, 2498740, 4997480]

約数ペア:

[(1, 4997480), (2, 2498740), (4, 1249370), (5, 999496), (8, 624685), (10, 499748), (20, 249874), (40, 124937), (101, 49480), (202, 24740), (404, 12370), (505, 9896), (808, 6185), (1010, 4948), (1237, 4040), (2020, 2474)]