1376816

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:681

約数の個数: 40

約数和(自身を含む): 3214080

約数和(自身を除く): 1837264

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 647, 1064, 1294, 2128, 2588, 4529, 5176, 9058, 10352, 12293, 18116, 24586, 36232, 49172, 72464, 86051, 98344, 172102, 196688, 344204, 688408, 1376816]

約数ペア:

[(1, 1376816), (2, 688408), (4, 344204), (7, 196688), (8, 172102), (14, 98344), (16, 86051), (19, 72464), (28, 49172), (38, 36232), (56, 24586), (76, 18116), (112, 12293), (133, 10352), (152, 9058), (266, 5176), (304, 4529), (532, 2588), (647, 2128), (1064, 1294)]