2004362500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{22907}}^1$

素因数の和:22943

約数の個数: 72

約数和(自身を含む): 5010804288

約数和(自身を除く): 3006441788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1250, 1750, 2500, 3125, 3500, 4375, 6250, 8750, 12500, 17500, 21875, 22907, 43750, 45814, 87500, 91628, 114535, 160349, 229070, 320698, 458140, 572675, 641396, 801745, 1145350, 1603490, 2290700, 2863375, 3206980, 4008725, 5726750, 8017450, 11453500, 14316875, 16034900, 20043625, 28633750, 40087250, 57267500, 71584375, 80174500, 100218125, 143168750, 200436250, 286337500, 400872500, 501090625, 1002181250, 2004362500]

約数ペア:

[(1, 2004362500), (2, 1002181250), (4, 501090625), (5, 400872500), (7, 286337500), (10, 200436250), (14, 143168750), (20, 100218125), (25, 80174500), (28, 71584375), (35, 57267500), (50, 40087250), (70, 28633750), (100, 20043625), (125, 16034900), (140, 14316875), (175, 11453500), (250, 8017450), (350, 5726750), (500, 4008725), (625, 3206980), (700, 2863375), (875, 2290700), (1250, 1603490), (1750, 1145350), (2500, 801745), (3125, 641396), (3500, 572675), (4375, 458140), (6250, 320698), (8750, 229070), (12500, 160349), (17500, 114535), (21875, 91628), (22907, 87500), (43750, 45814)]