28318860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157327}}^1$

素因数の和:157342

約数の個数: 36

約数和(自身を含む): 85901088

約数和(自身を除く): 57582228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157327, 314654, 471981, 629308, 786635, 943962, 1415943, 1573270, 1887924, 2359905, 2831886, 3146540, 4719810, 5663772, 7079715, 9439620, 14159430, 28318860]

約数ペア:

[(1, 28318860), (2, 14159430), (3, 9439620), (4, 7079715), (5, 5663772), (6, 4719810), (9, 3146540), (10, 2831886), (12, 2359905), (15, 1887924), (18, 1573270), (20, 1415943), (30, 943962), (36, 786635), (45, 629308), (60, 471981), (90, 314654), (180, 157327)]