11856940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20443}}^1$

素因数の和:20481

約数の個数: 24

約数和(自身を含む): 25759440

約数和(自身を除く): 13902500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 20443, 40886, 81772, 102215, 204430, 408860, 592847, 1185694, 2371388, 2964235, 5928470, 11856940]

約数ペア:

[(1, 11856940), (2, 5928470), (4, 2964235), (5, 2371388), (10, 1185694), (20, 592847), (29, 408860), (58, 204430), (116, 102215), (145, 81772), (290, 40886), (580, 20443)]