11721440

素因数分解:

$2^5\times 5^1\times {\mathrm{73259}}^1$

素因数の和:73274

約数の個数: 24

約数和(自身を含む): 27692280

約数和(自身を除く): 15970840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 73259, 146518, 293036, 366295, 586072, 732590, 1172144, 1465180, 2344288, 2930360, 5860720, 11721440]

約数ペア:

[(1, 11721440), (2, 5860720), (4, 2930360), (5, 2344288), (8, 1465180), (10, 1172144), (16, 732590), (20, 586072), (32, 366295), (40, 293036), (80, 146518), (160, 73259)]