54247940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{63079}}^1$

素因数の和:63131

約数の個数: 24

約数和(自身を含む): 116571840

約数和(自身を除く): 62323900

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 63079, 126158, 252316, 315395, 630790, 1261580, 2712397, 5424794, 10849588, 13561985, 27123970, 54247940]

約数ペア:

[(1, 54247940), (2, 27123970), (4, 13561985), (5, 10849588), (10, 5424794), (20, 2712397), (43, 1261580), (86, 630790), (172, 315395), (215, 252316), (430, 126158), (860, 63079)]