2898700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 7437024

約数和(自身を除く): 4538324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 82, 100, 101, 140, 164, 175, 202, 205, 287, 350, 404, 410, 505, 574, 700, 707, 820, 1010, 1025, 1148, 1414, 1435, 2020, 2050, 2525, 2828, 2870, 3535, 4100, 4141, 5050, 5740, 7070, 7175, 8282, 10100, 14140, 14350, 16564, 17675, 20705, 28700, 28987, 35350, 41410, 57974, 70700, 82820, 103525, 115948, 144935, 207050, 289870, 414100, 579740, 724675, 1449350, 2898700]

約数ペア:

[(1, 2898700), (2, 1449350), (4, 724675), (5, 579740), (7, 414100), (10, 289870), (14, 207050), (20, 144935), (25, 115948), (28, 103525), (35, 82820), (41, 70700), (50, 57974), (70, 41410), (82, 35350), (100, 28987), (101, 28700), (140, 20705), (164, 17675), (175, 16564), (202, 14350), (205, 14140), (287, 10100), (350, 8282), (404, 7175), (410, 7070), (505, 5740), (574, 5050), (700, 4141), (707, 4100), (820, 3535), (1010, 2870), (1025, 2828), (1148, 2525), (1414, 2050), (1435, 2020)]