2488894930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1\times {\mathrm{6553}}^1$

素因数の和:8578

約数の個数: 32

約数和(自身を含む): 4718880000

約数和(自身を除く): 2229985070

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1999, 3998, 6553, 9995, 13106, 19990, 32765, 37981, 65530, 75962, 124507, 189905, 249014, 379810, 622535, 1245070, 13099447, 26198894, 65497235, 130994470, 248889493, 497778986, 1244447465, 2488894930]

約数ペア:

[(1, 2488894930), (2, 1244447465), (5, 497778986), (10, 248889493), (19, 130994470), (38, 65497235), (95, 26198894), (190, 13099447), (1999, 1245070), (3998, 622535), (6553, 379810), (9995, 249014), (13106, 189905), (19990, 124507), (32765, 75962), (37981, 65530)]