26106940

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1999}}^1$

素因数の和:2661

約数の個数: 24

約数和(自身を含む): 54936000

約数和(自身を除く): 28829060

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 1999, 2612, 3265, 3998, 6530, 7996, 9995, 13060, 19990, 39980, 1305347, 2610694, 5221388, 6526735, 13053470, 26106940]

約数ペア:

[(1, 26106940), (2, 13053470), (4, 6526735), (5, 5221388), (10, 2610694), (20, 1305347), (653, 39980), (1306, 19990), (1999, 13060), (2612, 9995), (3265, 7996), (3998, 6530)]