28567810

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{26209}}^1$

素因数の和:26325

約数の個数: 16

約数和(自身を含む): 51895800

約数和(自身を除く): 23327990

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 26209, 52418, 131045, 262090, 2856781, 5713562, 14283905, 28567810]

約数ペア:

[(1, 28567810), (2, 14283905), (5, 5713562), (10, 2856781), (109, 262090), (218, 131045), (545, 52418), (1090, 26209)]