858661940

素因数分解:

$2^2\times 5^1\times {\mathrm{8887}}^1\times {\mathrm{4831}}^1$

素因数の和:13727

約数の個数: 24

約数和(自身を含む): 1803766272

約数和(自身を除く): 945104332

約数列:

[1, 2, 4, 5, 10, 20, 4831, 8887, 9662, 17774, 19324, 24155, 35548, 44435, 48310, 88870, 96620, 177740, 42933097, 85866194, 171732388, 214665485, 429330970, 858661940]

約数ペア:

[(1, 858661940), (2, 429330970), (4, 214665485), (5, 171732388), (10, 85866194), (20, 42933097), (4831, 177740), (8887, 96620), (9662, 88870), (17774, 48310), (19324, 44435), (24155, 35548)]