1317260

素因数分解:

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

素因数の和:210

約数の個数: 36

約数和(自身を含む): 3194352

約数和(自身を除く): 1877092

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, 6790, 9409, 13580, 18818, 37636, 47045, 65863, 94090, 131726, 188180, 263452, 329315, 658630, 1317260]

約数ペア:

[(1, 1317260), (2, 658630), (4, 329315), (5, 263452), (7, 188180), (10, 131726), (14, 94090), (20, 65863), (28, 47045), (35, 37636), (70, 18818), (97, 13580), (140, 9409), (194, 6790), (388, 3395), (485, 2716), (679, 1940), (970, 1358)]