47407780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3491}}^1$

素因数の和:3604

約数の個数: 48

約数和(自身を含む): 114984576

約数和(自身を除く): 67576796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 3491, 6790, 6982, 13580, 13964, 17455, 24437, 34910, 48874, 69820, 97748, 122185, 244370, 338627, 488740, 677254, 1354508, 1693135, 2370389, 3386270, 4740778, 6772540, 9481556, 11851945, 23703890, 47407780]

約数ペア:

[(1, 47407780), (2, 23703890), (4, 11851945), (5, 9481556), (7, 6772540), (10, 4740778), (14, 3386270), (20, 2370389), (28, 1693135), (35, 1354508), (70, 677254), (97, 488740), (140, 338627), (194, 244370), (388, 122185), (485, 97748), (679, 69820), (970, 48874), (1358, 34910), (1940, 24437), (2716, 17455), (3395, 13964), (3491, 13580), (6790, 6982)]