27978740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45127}}^1$

素因数の和:45167

約数の個数: 24

約数和(自身を含む): 60652032

約数和(自身を除く): 32673292

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 45127, 90254, 180508, 225635, 451270, 902540, 1398937, 2797874, 5595748, 6994685, 13989370, 27978740]

約数ペア:

[(1, 27978740), (2, 13989370), (4, 6994685), (5, 5595748), (10, 2797874), (20, 1398937), (31, 902540), (62, 451270), (124, 225635), (155, 180508), (310, 90254), (620, 45127)]