2675260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 6519744

約数和(自身を除く): 3844484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 197, 388, 394, 485, 679, 788, 970, 985, 1358, 1379, 1940, 1970, 2716, 2758, 3395, 3940, 5516, 6790, 6895, 13580, 13790, 19109, 27580, 38218, 76436, 95545, 133763, 191090, 267526, 382180, 535052, 668815, 1337630, 2675260]

約数ペア:

[(1, 2675260), (2, 1337630), (4, 668815), (5, 535052), (7, 382180), (10, 267526), (14, 191090), (20, 133763), (28, 95545), (35, 76436), (70, 38218), (97, 27580), (140, 19109), (194, 13790), (197, 13580), (388, 6895), (394, 6790), (485, 5516), (679, 3940), (788, 3395), (970, 2758), (985, 2716), (1358, 1970), (1379, 1940)]