248045480

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{18401}}^1$

素因数の和:18749

約数の個数: 32

約数和(自身を含む): 559788840

約数和(自身を除く): 311743360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 13480, 18401, 36802, 73604, 92005, 147208, 184010, 368020, 736040, 6201137, 12402274, 24804548, 31005685, 49609096, 62011370, 124022740, 248045480]

約数ペア:

[(1, 248045480), (2, 124022740), (4, 62011370), (5, 49609096), (8, 31005685), (10, 24804548), (20, 12402274), (40, 6201137), (337, 736040), (674, 368020), (1348, 184010), (1685, 147208), (2696, 92005), (3370, 73604), (6740, 36802), (13480, 18401)]