2223643880

素因数分解:

$2^3\times 5^1\times {\mathrm{55591097}}^1$

素因数の和:55591108

約数の個数: 16

約数和(自身を含む): 5003198820

約数和(自身を除く): 2779554940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 55591097, 111182194, 222364388, 277955485, 444728776, 555910970, 1111821940, 2223643880]

約数ペア:

[(1, 2223643880), (2, 1111821940), (4, 555910970), (5, 444728776), (8, 277955485), (10, 222364388), (20, 111182194), (40, 55591097)]