12875080

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2953}}^1$

素因数の和:3073

約数の個数: 32

約数和(自身を含む): 29244600

約数和(自身を除く): 16369520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 2953, 4360, 5906, 11812, 14765, 23624, 29530, 59060, 118120, 321877, 643754, 1287508, 1609385, 2575016, 3218770, 6437540, 12875080]

約数ペア:

[(1, 12875080), (2, 6437540), (4, 3218770), (5, 2575016), (8, 1609385), (10, 1287508), (20, 643754), (40, 321877), (109, 118120), (218, 59060), (436, 29530), (545, 23624), (872, 14765), (1090, 11812), (2180, 5906), (2953, 4360)]