2019427480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{74353}}^1$

素因数の和:74468

約数の個数: 64

約数和(自身を含む): 5246418240

約数和(自身を除く): 3226990760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1940, 2716, 3395, 3880, 5432, 6790, 13580, 27160, 74353, 148706, 297412, 371765, 520471, 594824, 743530, 1040942, 1487060, 2081884, 2602355, 2974120, 4163768, 5204710, 7212241, 10409420, 14424482, 20818840, 28848964, 36061205, 50485687, 57697928, 72122410, 100971374, 144244820, 201942748, 252428435, 288489640, 403885496, 504856870, 1009713740, 2019427480]

約数ペア:

[(1, 2019427480), (2, 1009713740), (4, 504856870), (5, 403885496), (7, 288489640), (8, 252428435), (10, 201942748), (14, 144244820), (20, 100971374), (28, 72122410), (35, 57697928), (40, 50485687), (56, 36061205), (70, 28848964), (97, 20818840), (140, 14424482), (194, 10409420), (280, 7212241), (388, 5204710), (485, 4163768), (679, 2974120), (776, 2602355), (970, 2081884), (1358, 1487060), (1940, 1040942), (2716, 743530), (3395, 594824), (3880, 520471), (5432, 371765), (6790, 297412), (13580, 148706), (27160, 74353)]