8305780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1447}}^1$

素因数の和:1504

約数の個数: 48

約数和(自身を含む): 20434176

約数和(自身を除く): 12128396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 1447, 2870, 2894, 5740, 5788, 7235, 10129, 14470, 20258, 28940, 40516, 50645, 59327, 101290, 118654, 202580, 237308, 296635, 415289, 593270, 830578, 1186540, 1661156, 2076445, 4152890, 8305780]

約数ペア:

[(1, 8305780), (2, 4152890), (4, 2076445), (5, 1661156), (7, 1186540), (10, 830578), (14, 593270), (20, 415289), (28, 296635), (35, 237308), (41, 202580), (70, 118654), (82, 101290), (140, 59327), (164, 50645), (205, 40516), (287, 28940), (410, 20258), (574, 14470), (820, 10129), (1148, 7235), (1435, 5788), (1447, 5740), (2870, 2894)]