55978220

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{4919}}^1$

素因数の和:5497

約数の個数: 24

約数和(自身を含む): 117784800

約数和(自身を除く): 61806580

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 4919, 5690, 9838, 11380, 19676, 24595, 49190, 98380, 2798911, 5597822, 11195644, 13994555, 27989110, 55978220]

約数ペア:

[(1, 55978220), (2, 27989110), (4, 13994555), (5, 11195644), (10, 5597822), (20, 2798911), (569, 98380), (1138, 49190), (2276, 24595), (2845, 19676), (4919, 11380), (5690, 9838)]