2680580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 6604416

約数和(自身を除く): 3923836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 467, 574, 820, 934, 1148, 1435, 1868, 2335, 2870, 3269, 4670, 5740, 6538, 9340, 13076, 16345, 19147, 32690, 38294, 65380, 76588, 95735, 134029, 191470, 268058, 382940, 536116, 670145, 1340290, 2680580]

約数ペア:

[(1, 2680580), (2, 1340290), (4, 670145), (5, 536116), (7, 382940), (10, 268058), (14, 191470), (20, 134029), (28, 95735), (35, 76588), (41, 65380), (70, 38294), (82, 32690), (140, 19147), (164, 16345), (205, 13076), (287, 9340), (410, 6538), (467, 5740), (574, 4670), (820, 3269), (934, 2870), (1148, 2335), (1435, 1868)]