7040000

素因数分解:

$2^{10}\times 5^4\times {\mathrm{11}}^1$

素因数の和:51

約数の個数: 110

約数和(自身を含む): 19184484

約数和(自身を除く): 12144484

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 128, 160, 176, 200, 220, 250, 256, 275, 320, 352, 400, 440, 500, 512, 550, 625, 640, 704, 800, 880, 1000, 1024, 1100, 1250, 1280, 1375, 1408, 1600, 1760, 2000, 2200, 2500, 2560, 2750, 2816, 3200, 3520, 4000, 4400, 5000, 5120, 5500, 5632, 6400, 6875, 7040, 8000, 8800, 10000, 11000, 11264, 12800, 13750, 14080, 16000, 17600, 20000, 22000, 25600, 27500, 28160, 32000, 35200, 40000, 44000, 55000, 56320, 64000, 70400, 80000, 88000, 110000, 128000, 140800, 160000, 176000, 220000, 281600, 320000, 352000, 440000, 640000, 704000, 880000, 1408000, 1760000, 3520000, 7040000]

約数ペア:

[(1, 7040000), (2, 3520000), (4, 1760000), (5, 1408000), (8, 880000), (10, 704000), (11, 640000), (16, 440000), (20, 352000), (22, 320000), (25, 281600), (32, 220000), (40, 176000), (44, 160000), (50, 140800), (55, 128000), (64, 110000), (80, 88000), (88, 80000), (100, 70400), (110, 64000), (125, 56320), (128, 55000), (160, 44000), (176, 40000), (200, 35200), (220, 32000), (250, 28160), (256, 27500), (275, 25600), (320, 22000), (352, 20000), (400, 17600), (440, 16000), (500, 14080), (512, 13750), (550, 12800), (625, 11264), (640, 11000), (704, 10000), (800, 8800), (880, 8000), (1000, 7040), (1024, 6875), (1100, 6400), (1250, 5632), (1280, 5500), (1375, 5120), (1408, 5000), (1600, 4400), (1760, 4000), (2000, 3520), (2200, 3200), (2500, 2816), (2560, 2750)]