17818739920

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1\times {\mathrm{8999}}^1$

素因数の和:9532

約数の個数: 80

約数和(自身を含む): 42305328000

約数和(自身を除く): 24486588080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 467, 530, 848, 934, 1060, 1868, 2120, 2335, 3736, 4240, 4670, 7472, 8999, 9340, 17998, 18680, 24751, 35996, 37360, 44995, 49502, 71992, 89990, 99004, 123755, 143984, 179980, 198008, 247510, 359960, 396016, 476947, 495020, 719920, 953894, 990040, 1907788, 1980080, 2384735, 3815576, 4202533, 4769470, 7631152, 8405066, 9538940, 16810132, 19077880, 21012665, 33620264, 38155760, 42025330, 67240528, 84050660, 168101320, 222734249, 336202640, 445468498, 890936996, 1113671245, 1781873992, 2227342490, 3563747984, 4454684980, 8909369960, 17818739920]

約数ペア:

[(1, 17818739920), (2, 8909369960), (4, 4454684980), (5, 3563747984), (8, 2227342490), (10, 1781873992), (16, 1113671245), (20, 890936996), (40, 445468498), (53, 336202640), (80, 222734249), (106, 168101320), (212, 84050660), (265, 67240528), (424, 42025330), (467, 38155760), (530, 33620264), (848, 21012665), (934, 19077880), (1060, 16810132), (1868, 9538940), (2120, 8405066), (2335, 7631152), (3736, 4769470), (4240, 4202533), (4670, 3815576), (7472, 2384735), (8999, 1980080), (9340, 1907788), (17998, 990040), (18680, 953894), (24751, 719920), (35996, 495020), (37360, 476947), (44995, 396016), (49502, 359960), (71992, 247510), (89990, 198008), (99004, 179980), (123755, 143984)]