856793920

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:1008

約数の個数: 112

約数和(自身を含む): 2119506048

約数和(自身を除く): 1262712128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 71, 80, 86, 142, 160, 172, 215, 284, 320, 344, 355, 430, 568, 688, 710, 860, 877, 1136, 1376, 1420, 1720, 1754, 2272, 2752, 2840, 3053, 3440, 3508, 4385, 4544, 5680, 6106, 6880, 7016, 8770, 11360, 12212, 13760, 14032, 15265, 17540, 22720, 24424, 28064, 30530, 35080, 37711, 48848, 56128, 61060, 62267, 70160, 75422, 97696, 122120, 124534, 140320, 150844, 188555, 195392, 244240, 249068, 280640, 301688, 311335, 377110, 488480, 498136, 603376, 622670, 754220, 976960, 996272, 1206752, 1245340, 1508440, 1992544, 2413504, 2490680, 2677481, 3016880, 3985088, 4981360, 5354962, 6033760, 9962720, 10709924, 12067520, 13387405, 19925440, 21419848, 26774810, 42839696, 53549620, 85679392, 107099240, 171358784, 214198480, 428396960, 856793920]

約数ペア:

[(1, 856793920), (2, 428396960), (4, 214198480), (5, 171358784), (8, 107099240), (10, 85679392), (16, 53549620), (20, 42839696), (32, 26774810), (40, 21419848), (43, 19925440), (64, 13387405), (71, 12067520), (80, 10709924), (86, 9962720), (142, 6033760), (160, 5354962), (172, 4981360), (215, 3985088), (284, 3016880), (320, 2677481), (344, 2490680), (355, 2413504), (430, 1992544), (568, 1508440), (688, 1245340), (710, 1206752), (860, 996272), (877, 976960), (1136, 754220), (1376, 622670), (1420, 603376), (1720, 498136), (1754, 488480), (2272, 377110), (2752, 311335), (2840, 301688), (3053, 280640), (3440, 249068), (3508, 244240), (4385, 195392), (4544, 188555), (5680, 150844), (6106, 140320), (6880, 124534), (7016, 122120), (8770, 97696), (11360, 75422), (12212, 70160), (13760, 62267), (14032, 61060), (15265, 56128), (17540, 48848), (22720, 37711), (24424, 35080), (28064, 30530)]