1922540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 4083072

約数和(自身を除く): 2160532

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 991, 1940, 1982, 3964, 4955, 9910, 19820, 96127, 192254, 384508, 480635, 961270, 1922540]

約数ペア:

[(1, 1922540), (2, 961270), (4, 480635), (5, 384508), (10, 192254), (20, 96127), (97, 19820), (194, 9910), (388, 4955), (485, 3964), (970, 1982), (991, 1940)]