19040000

素因数分解:

$2^8\times 5^4\times 7^1\times {\mathrm{17}}^1$

素因数の和:60

約数の個数: 180

約数和(自身を含む): 57469104

約数和(自身を除く): 38429104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 50, 56, 64, 68, 70, 80, 85, 100, 112, 119, 125, 128, 136, 140, 160, 170, 175, 200, 224, 238, 250, 256, 272, 280, 320, 340, 350, 400, 425, 448, 476, 500, 544, 560, 595, 625, 640, 680, 700, 800, 850, 875, 896, 952, 1000, 1088, 1120, 1190, 1250, 1280, 1360, 1400, 1600, 1700, 1750, 1792, 1904, 2000, 2125, 2176, 2240, 2380, 2500, 2720, 2800, 2975, 3200, 3400, 3500, 3808, 4000, 4250, 4352, 4375, 4480, 4760, 5000, 5440, 5600, 5950, 6400, 6800, 7000, 7616, 8000, 8500, 8750, 8960, 9520, 10000, 10625, 10880, 11200, 11900, 13600, 14000, 14875, 15232, 16000, 17000, 17500, 19040, 20000, 21250, 21760, 22400, 23800, 27200, 28000, 29750, 30464, 32000, 34000, 35000, 38080, 40000, 42500, 44800, 47600, 54400, 56000, 59500, 68000, 70000, 74375, 76160, 80000, 85000, 95200, 108800, 112000, 119000, 136000, 140000, 148750, 152320, 160000, 170000, 190400, 224000, 238000, 272000, 280000, 297500, 340000, 380800, 476000, 544000, 560000, 595000, 680000, 761600, 952000, 1120000, 1190000, 1360000, 1904000, 2380000, 2720000, 3808000, 4760000, 9520000, 19040000]

約数ペア:

[(1, 19040000), (2, 9520000), (4, 4760000), (5, 3808000), (7, 2720000), (8, 2380000), (10, 1904000), (14, 1360000), (16, 1190000), (17, 1120000), (20, 952000), (25, 761600), (28, 680000), (32, 595000), (34, 560000), (35, 544000), (40, 476000), (50, 380800), (56, 340000), (64, 297500), (68, 280000), (70, 272000), (80, 238000), (85, 224000), (100, 190400), (112, 170000), (119, 160000), (125, 152320), (128, 148750), (136, 140000), (140, 136000), (160, 119000), (170, 112000), (175, 108800), (200, 95200), (224, 85000), (238, 80000), (250, 76160), (256, 74375), (272, 70000), (280, 68000), (320, 59500), (340, 56000), (350, 54400), (400, 47600), (425, 44800), (448, 42500), (476, 40000), (500, 38080), (544, 35000), (560, 34000), (595, 32000), (625, 30464), (640, 29750), (680, 28000), (700, 27200), (800, 23800), (850, 22400), (875, 21760), (896, 21250), (952, 20000), (1000, 19040), (1088, 17500), (1120, 17000), (1190, 16000), (1250, 15232), (1280, 14875), (1360, 14000), (1400, 13600), (1600, 11900), (1700, 11200), (1750, 10880), (1792, 10625), (1904, 10000), (2000, 9520), (2125, 8960), (2176, 8750), (2240, 8500), (2380, 8000), (2500, 7616), (2720, 7000), (2800, 6800), (2975, 6400), (3200, 5950), (3400, 5600), (3500, 5440), (3808, 5000), (4000, 4760), (4250, 4480), (4352, 4375)]