220436140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{479209}}^1$

素因数の和:479241

約数の個数: 24

約数和(自身を含む): 483043680

約数和(自身を除く): 262607540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 479209, 958418, 1916836, 2396045, 4792090, 9584180, 11021807, 22043614, 44087228, 55109035, 110218070, 220436140]

約数ペア:

[(1, 220436140), (2, 110218070), (4, 55109035), (5, 44087228), (10, 22043614), (20, 11021807), (23, 9584180), (46, 4792090), (92, 2396045), (115, 1916836), (230, 958418), (460, 479209)]