2506000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{179}}^1$

素因数の和:209

約数の個数: 80

約数和(自身を含む): 6963840

約数和(自身を除く): 4457840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 179, 200, 250, 280, 350, 358, 400, 500, 560, 700, 716, 875, 895, 1000, 1253, 1400, 1432, 1750, 1790, 2000, 2506, 2800, 2864, 3500, 3580, 4475, 5012, 6265, 7000, 7160, 8950, 10024, 12530, 14000, 14320, 17900, 20048, 22375, 25060, 31325, 35800, 44750, 50120, 62650, 71600, 89500, 100240, 125300, 156625, 179000, 250600, 313250, 358000, 501200, 626500, 1253000, 2506000]

約数ペア:

[(1, 2506000), (2, 1253000), (4, 626500), (5, 501200), (7, 358000), (8, 313250), (10, 250600), (14, 179000), (16, 156625), (20, 125300), (25, 100240), (28, 89500), (35, 71600), (40, 62650), (50, 50120), (56, 44750), (70, 35800), (80, 31325), (100, 25060), (112, 22375), (125, 20048), (140, 17900), (175, 14320), (179, 14000), (200, 12530), (250, 10024), (280, 8950), (350, 7160), (358, 7000), (400, 6265), (500, 5012), (560, 4475), (700, 3580), (716, 3500), (875, 2864), (895, 2800), (1000, 2506), (1253, 2000), (1400, 1790), (1432, 1750)]