2080897928

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1\times {\mathrm{389}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 4104172800

約数和(自身を除く): 2023274872

約数列:

[1, 2, 4, 8, 41, 47, 82, 94, 164, 188, 328, 347, 376, 389, 694, 778, 1388, 1556, 1927, 2776, 3112, 3854, 7708, 14227, 15416, 15949, 16309, 18283, 28454, 31898, 32618, 36566, 56908, 63796, 65236, 73132, 113816, 127592, 130472, 134983, 146264, 269966, 539932, 668669, 749603, 1079864, 1337338, 1499206, 2674676, 2998412, 5349352, 5534303, 5996824, 6344201, 11068606, 12688402, 22137212, 25376804, 44274424, 50753608, 260112241, 520224482, 1040448964, 2080897928]

約数ペア:

[(1, 2080897928), (2, 1040448964), (4, 520224482), (8, 260112241), (41, 50753608), (47, 44274424), (82, 25376804), (94, 22137212), (164, 12688402), (188, 11068606), (328, 6344201), (347, 5996824), (376, 5534303), (389, 5349352), (694, 2998412), (778, 2674676), (1388, 1499206), (1556, 1337338), (1927, 1079864), (2776, 749603), (3112, 668669), (3854, 539932), (7708, 269966), (14227, 146264), (15416, 134983), (15949, 130472), (16309, 127592), (18283, 113816), (28454, 73132), (31898, 65236), (32618, 63796), (36566, 56908)]