2485420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 6124608

約数和(自身を除く): 3639188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 433, 574, 820, 866, 1148, 1435, 1732, 2165, 2870, 3031, 4330, 5740, 6062, 8660, 12124, 15155, 17753, 30310, 35506, 60620, 71012, 88765, 124271, 177530, 248542, 355060, 497084, 621355, 1242710, 2485420]

約数ペア:

[(1, 2485420), (2, 1242710), (4, 621355), (5, 497084), (7, 355060), (10, 248542), (14, 177530), (20, 124271), (28, 88765), (35, 71012), (41, 60620), (70, 35506), (82, 30310), (140, 17753), (164, 15155), (205, 12124), (287, 8660), (410, 6062), (433, 5740), (574, 4330), (820, 3031), (866, 2870), (1148, 2165), (1435, 1732)]