2780452856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{220391}}^1$

素因数の和:220499

約数の個数: 32

約数和(自身を含む): 5553878400

約数和(自身を除く): 2773425544

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 3154, 6308, 12616, 220391, 440782, 881564, 1763128, 4187429, 8374858, 16749716, 18292453, 33499432, 36584906, 73169812, 146339624, 347556607, 695113214, 1390226428, 2780452856]

約数ペア:

[(1, 2780452856), (2, 1390226428), (4, 695113214), (8, 347556607), (19, 146339624), (38, 73169812), (76, 36584906), (83, 33499432), (152, 18292453), (166, 16749716), (332, 8374858), (664, 4187429), (1577, 1763128), (3154, 881564), (6308, 440782), (12616, 220391)]