22400000

素因数分解:

$2^{10}\times 5^5\times 7^1$

素因数の和:52

約数の個数: 132

約数和(自身を含む): 63964656

約数和(自身を除く): 41564656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 200, 224, 250, 256, 280, 320, 350, 400, 448, 500, 512, 560, 625, 640, 700, 800, 875, 896, 1000, 1024, 1120, 1250, 1280, 1400, 1600, 1750, 1792, 2000, 2240, 2500, 2560, 2800, 3125, 3200, 3500, 3584, 4000, 4375, 4480, 5000, 5120, 5600, 6250, 6400, 7000, 7168, 8000, 8750, 8960, 10000, 11200, 12500, 12800, 14000, 16000, 17500, 17920, 20000, 21875, 22400, 25000, 25600, 28000, 32000, 35000, 35840, 40000, 43750, 44800, 50000, 56000, 64000, 70000, 80000, 87500, 89600, 100000, 112000, 128000, 140000, 160000, 175000, 179200, 200000, 224000, 280000, 320000, 350000, 400000, 448000, 560000, 640000, 700000, 800000, 896000, 1120000, 1400000, 1600000, 2240000, 2800000, 3200000, 4480000, 5600000, 11200000, 22400000]

約数ペア:

[(1, 22400000), (2, 11200000), (4, 5600000), (5, 4480000), (7, 3200000), (8, 2800000), (10, 2240000), (14, 1600000), (16, 1400000), (20, 1120000), (25, 896000), (28, 800000), (32, 700000), (35, 640000), (40, 560000), (50, 448000), (56, 400000), (64, 350000), (70, 320000), (80, 280000), (100, 224000), (112, 200000), (125, 179200), (128, 175000), (140, 160000), (160, 140000), (175, 128000), (200, 112000), (224, 100000), (250, 89600), (256, 87500), (280, 80000), (320, 70000), (350, 64000), (400, 56000), (448, 50000), (500, 44800), (512, 43750), (560, 40000), (625, 35840), (640, 35000), (700, 32000), (800, 28000), (875, 25600), (896, 25000), (1000, 22400), (1024, 21875), (1120, 20000), (1250, 17920), (1280, 17500), (1400, 16000), (1600, 14000), (1750, 12800), (1792, 12500), (2000, 11200), (2240, 10000), (2500, 8960), (2560, 8750), (2800, 8000), (3125, 7168), (3200, 7000), (3500, 6400), (3584, 6250), (4000, 5600), (4375, 5120), (4480, 5000)]