28831540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11351}}^1$

素因数の和:11487

約数の個数: 24

約数和(自身を含む): 61028352

約数和(自身を除く): 32196812

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 11351, 22702, 45404, 56755, 113510, 227020, 1441577, 2883154, 5766308, 7207885, 14415770, 28831540]

約数ペア:

[(1, 28831540), (2, 14415770), (4, 7207885), (5, 5766308), (10, 2883154), (20, 1441577), (127, 227020), (254, 113510), (508, 56755), (635, 45404), (1270, 22702), (2540, 11351)]