214344920

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{12433}}^1$

素因数の和:12875

約数の個数: 32

約数和(自身を含む): 483433920

約数和(自身を除く): 269089000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 8620, 12433, 17240, 24866, 49732, 62165, 99464, 124330, 248660, 497320, 5358623, 10717246, 21434492, 26793115, 42868984, 53586230, 107172460, 214344920]

約数ペア:

[(1, 214344920), (2, 107172460), (4, 53586230), (5, 42868984), (8, 26793115), (10, 21434492), (20, 10717246), (40, 5358623), (431, 497320), (862, 248660), (1724, 124330), (2155, 99464), (3448, 62165), (4310, 49732), (8620, 24866), (12433, 17240)]