55460720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1138

約数の個数: 80

約数和(自身を含む): 149032128

約数和(自身を除く): 93571408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1021, 1358, 1552, 1940, 2042, 2716, 3395, 3880, 4084, 5105, 5432, 6790, 7147, 7760, 8168, 10210, 10864, 13580, 14294, 16336, 20420, 27160, 28588, 35735, 40840, 54320, 57176, 71470, 81680, 99037, 114352, 142940, 198074, 285880, 396148, 495185, 571760, 693259, 792296, 990370, 1386518, 1584592, 1980740, 2773036, 3466295, 3961480, 5546072, 6932590, 7922960, 11092144, 13865180, 27730360, 55460720]

約数ペア:

[(1, 55460720), (2, 27730360), (4, 13865180), (5, 11092144), (7, 7922960), (8, 6932590), (10, 5546072), (14, 3961480), (16, 3466295), (20, 2773036), (28, 1980740), (35, 1584592), (40, 1386518), (56, 990370), (70, 792296), (80, 693259), (97, 571760), (112, 495185), (140, 396148), (194, 285880), (280, 198074), (388, 142940), (485, 114352), (560, 99037), (679, 81680), (776, 71470), (970, 57176), (1021, 54320), (1358, 40840), (1552, 35735), (1940, 28588), (2042, 27160), (2716, 20420), (3395, 16336), (3880, 14294), (4084, 13580), (5105, 10864), (5432, 10210), (6790, 8168), (7147, 7760)]