28702990

素因数分解:

$2^1\times 5^1\times {\mathrm{1433}}^1\times {\mathrm{2003}}^1$

素因数の和:3443

約数の個数: 16

約数和(自身を含む): 51727248

約数和(自身を除く): 23024258

約数列:

[1, 2, 5, 10, 1433, 2003, 2866, 4006, 7165, 10015, 14330, 20030, 2870299, 5740598, 14351495, 28702990]

約数ペア:

[(1, 28702990), (2, 14351495), (5, 5740598), (10, 2870299), (1433, 20030), (2003, 14330), (2866, 10015), (4006, 7165)]