28810060

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{30649}}^1$

素因数の和:30705

約数の個数: 24

約数和(自身を含む): 61790400

約数和(自身を除く): 32980340

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 30649, 61298, 122596, 153245, 306490, 612980, 1440503, 2881006, 5762012, 7202515, 14405030, 28810060]

約数ペア:

[(1, 28810060), (2, 14405030), (4, 7202515), (5, 5762012), (10, 2881006), (20, 1440503), (47, 612980), (94, 306490), (188, 153245), (235, 122596), (470, 61298), (940, 30649)]