11573920

素因数分解:

$2^5\times 5^1\times {\mathrm{72337}}^1$

素因数の和:72352

約数の個数: 24

約数和(自身を含む): 27343764

約数和(自身を除く): 15769844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 72337, 144674, 289348, 361685, 578696, 723370, 1157392, 1446740, 2314784, 2893480, 5786960, 11573920]

約数ペア:

[(1, 11573920), (2, 5786960), (4, 2893480), (5, 2314784), (8, 1446740), (10, 1157392), (16, 723370), (20, 578696), (32, 361685), (40, 289348), (80, 144674), (160, 72337)]