1380457730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2053}}^1\times {\mathrm{3539}}^1$

素因数の和:5618

約数の個数: 32

約数和(自身を含む): 2617617600

約数和(自身を除く): 1237159870

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2053, 3539, 4106, 7078, 10265, 17695, 20530, 35390, 39007, 67241, 78014, 134482, 195035, 336205, 390070, 672410, 7265567, 14531134, 36327835, 72655670, 138045773, 276091546, 690228865, 1380457730]

約数ペア:

[(1, 1380457730), (2, 690228865), (5, 276091546), (10, 138045773), (19, 72655670), (38, 36327835), (95, 14531134), (190, 7265567), (2053, 672410), (3539, 390070), (4106, 336205), (7078, 195035), (10265, 134482), (17695, 78014), (20530, 67241), (35390, 39007)]