2905888964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{7789}}^1$

素因数の和:8004

約数の個数: 48

約数和(自身を含む): 5679844800

約数和(自身を除く): 2773955836

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 139, 244, 278, 556, 671, 1342, 1529, 2684, 3058, 6116, 7789, 8479, 15578, 16958, 31156, 33916, 85679, 93269, 171358, 186538, 342716, 373076, 475129, 950258, 1082671, 1900516, 2165342, 4330684, 5226419, 10452838, 11909381, 20905676, 23818762, 47637524, 66042931, 132085862, 264171724, 726472241, 1452944482, 2905888964]

約数ペア:

[(1, 2905888964), (2, 1452944482), (4, 726472241), (11, 264171724), (22, 132085862), (44, 66042931), (61, 47637524), (122, 23818762), (139, 20905676), (244, 11909381), (278, 10452838), (556, 5226419), (671, 4330684), (1342, 2165342), (1529, 1900516), (2684, 1082671), (3058, 950258), (6116, 475129), (7789, 373076), (8479, 342716), (15578, 186538), (16958, 171358), (31156, 93269), (33916, 85679)]