7207312280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{25740401}}^1$

素因数の和:25740419

約数の個数: 32

約数和(自身を含む): 18533089440

約数和(自身を除く): 11325777160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 25740401, 51480802, 102961604, 128702005, 180182807, 205923208, 257404010, 360365614, 514808020, 720731228, 900914035, 1029616040, 1441462456, 1801828070, 3603656140, 7207312280]

約数ペア:

[(1, 7207312280), (2, 3603656140), (4, 1801828070), (5, 1441462456), (7, 1029616040), (8, 900914035), (10, 720731228), (14, 514808020), (20, 360365614), (28, 257404010), (35, 205923208), (40, 180182807), (56, 128702005), (70, 102961604), (140, 51480802), (280, 25740401)]