1780674560

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{12421}}^1$

素因数の和:12457

約数の個数: 104

約数和(自身を含む): 4883932896

約数和(自身を除く): 3103258336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2048, 2240, 2560, 3584, 4096, 4480, 5120, 7168, 8960, 10240, 12421, 14336, 17920, 20480, 24842, 28672, 35840, 49684, 62105, 71680, 86947, 99368, 124210, 143360, 173894, 198736, 248420, 347788, 397472, 434735, 496840, 695576, 794944, 869470, 993680, 1391152, 1589888, 1738940, 1987360, 2782304, 3179776, 3477880, 3974720, 5564608, 6359552, 6955760, 7949440, 11129216, 12719104, 13911520, 15898880, 22258432, 25438208, 27823040, 31797760, 44516864, 50876416, 55646080, 63595520, 89033728, 111292160, 127191040, 178067456, 222584320, 254382080, 356134912, 445168640, 890337280, 1780674560]

約数ペア:

[(1, 1780674560), (2, 890337280), (4, 445168640), (5, 356134912), (7, 254382080), (8, 222584320), (10, 178067456), (14, 127191040), (16, 111292160), (20, 89033728), (28, 63595520), (32, 55646080), (35, 50876416), (40, 44516864), (56, 31797760), (64, 27823040), (70, 25438208), (80, 22258432), (112, 15898880), (128, 13911520), (140, 12719104), (160, 11129216), (224, 7949440), (256, 6955760), (280, 6359552), (320, 5564608), (448, 3974720), (512, 3477880), (560, 3179776), (640, 2782304), (896, 1987360), (1024, 1738940), (1120, 1589888), (1280, 1391152), (1792, 993680), (2048, 869470), (2240, 794944), (2560, 695576), (3584, 496840), (4096, 434735), (4480, 397472), (5120, 347788), (7168, 248420), (8960, 198736), (10240, 173894), (12421, 143360), (14336, 124210), (17920, 99368), (20480, 86947), (24842, 71680), (28672, 62105), (35840, 49684)]