15123740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7487}}^1$

素因数の和:7597

約数の個数: 24

約数和(自身を含む): 32078592

約数和(自身を除く): 16954852

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 7487, 14974, 29948, 37435, 74870, 149740, 756187, 1512374, 3024748, 3780935, 7561870, 15123740]

約数ペア:

[(1, 15123740), (2, 7561870), (4, 3780935), (5, 3024748), (10, 1512374), (20, 756187), (101, 149740), (202, 74870), (404, 37435), (505, 29948), (1010, 14974), (2020, 7487)]