13428440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17669}}^1$

素因数の和:17699

約数の個数: 32

約数和(自身を含む): 31806000

約数和(自身を除く): 18377560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 17669, 35338, 70676, 88345, 141352, 176690, 335711, 353380, 671422, 706760, 1342844, 1678555, 2685688, 3357110, 6714220, 13428440]

約数ペア:

[(1, 13428440), (2, 6714220), (4, 3357110), (5, 2685688), (8, 1678555), (10, 1342844), (19, 706760), (20, 671422), (38, 353380), (40, 335711), (76, 176690), (95, 141352), (152, 88345), (190, 70676), (380, 35338), (760, 17669)]