239202280

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{13499}}^1$

素因数の和:13953

約数の個数: 32

約数和(自身を含む): 539460000

約数和(自身を除く): 300257720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 8860, 13499, 17720, 26998, 53996, 67495, 107992, 134990, 269980, 539960, 5980057, 11960114, 23920228, 29900285, 47840456, 59800570, 119601140, 239202280]

約数ペア:

[(1, 239202280), (2, 119601140), (4, 59800570), (5, 47840456), (8, 29900285), (10, 23920228), (20, 11960114), (40, 5980057), (443, 539960), (886, 269980), (1772, 134990), (2215, 107992), (3544, 67495), (4430, 53996), (8860, 26998), (13499, 17720)]