2181750260

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{223999}}^1$

素因数の和:224495

約数の個数: 24

約数和(自身を含む): 4591104000

約数和(自身を除く): 2409353740

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 223999, 447998, 895996, 1119995, 2239990, 4479980, 109087513, 218175026, 436350052, 545437565, 1090875130, 2181750260]

約数ペア:

[(1, 2181750260), (2, 1090875130), (4, 545437565), (5, 436350052), (10, 218175026), (20, 109087513), (487, 4479980), (974, 2239990), (1948, 1119995), (2435, 895996), (4870, 447998), (9740, 223999)]