2223369580

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{564307}}^1$

素因数の和:564513

約数の個数: 24

約数和(自身を含む): 4692785328

約数和(自身を除く): 2469415748

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 564307, 1128614, 2257228, 2821535, 5643070, 11286140, 111168479, 222336958, 444673916, 555842395, 1111684790, 2223369580]

約数ペア:

[(1, 2223369580), (2, 1111684790), (4, 555842395), (5, 444673916), (10, 222336958), (20, 111168479), (197, 11286140), (394, 5643070), (788, 2821535), (985, 2257228), (1970, 1128614), (3940, 564307)]