12222280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43651}}^1$

素因数の和:43669

約数の個数: 32

約数和(自身を含む): 31429440

約数和(自身を除く): 19207160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 43651, 87302, 174604, 218255, 305557, 349208, 436510, 611114, 873020, 1222228, 1527785, 1746040, 2444456, 3055570, 6111140, 12222280]

約数ペア:

[(1, 12222280), (2, 6111140), (4, 3055570), (5, 2444456), (7, 1746040), (8, 1527785), (10, 1222228), (14, 873020), (20, 611114), (28, 436510), (35, 349208), (40, 305557), (56, 218255), (70, 174604), (140, 87302), (280, 43651)]