11615440

素因数分解:

$2^4\times 5^1\times {\mathrm{145193}}^1$

素因数の和:145206

約数の個数: 20

約数和(自身を含む): 27006084

約数和(自身を除く): 15390644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 145193, 290386, 580772, 725965, 1161544, 1451930, 2323088, 2903860, 5807720, 11615440]

約数ペア:

[(1, 11615440), (2, 5807720), (4, 2903860), (5, 2323088), (8, 1451930), (10, 1161544), (16, 725965), (20, 580772), (40, 290386), (80, 145193)]