2620644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 6689088

約数和(自身を除く): 4068444

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 156, 157, 214, 314, 321, 428, 471, 628, 642, 942, 1284, 1391, 1884, 2041, 2782, 4082, 4173, 5564, 6123, 8164, 8346, 12246, 16692, 16799, 24492, 33598, 50397, 67196, 100794, 201588, 218387, 436774, 655161, 873548, 1310322, 2620644]

約数ペア:

[(1, 2620644), (2, 1310322), (3, 873548), (4, 655161), (6, 436774), (12, 218387), (13, 201588), (26, 100794), (39, 67196), (52, 50397), (78, 33598), (107, 24492), (156, 16799), (157, 16692), (214, 12246), (314, 8346), (321, 8164), (428, 6123), (471, 5564), (628, 4173), (642, 4082), (942, 2782), (1284, 2041), (1391, 1884)]