2864260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 7056000

約数和(自身を除く): 4191740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 499, 574, 820, 998, 1148, 1435, 1996, 2495, 2870, 3493, 4990, 5740, 6986, 9980, 13972, 17465, 20459, 34930, 40918, 69860, 81836, 102295, 143213, 204590, 286426, 409180, 572852, 716065, 1432130, 2864260]

約数ペア:

[(1, 2864260), (2, 1432130), (4, 716065), (5, 572852), (7, 409180), (10, 286426), (14, 204590), (20, 143213), (28, 102295), (35, 81836), (41, 69860), (70, 40918), (82, 34930), (140, 20459), (164, 17465), (205, 13972), (287, 9980), (410, 6986), (499, 5740), (574, 4990), (820, 3493), (998, 2870), (1148, 2495), (1435, 1996)]