16859840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 112

約数和(自身を含む): 43891200

約数和(自身を除く): 27031360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 59, 64, 76, 80, 94, 95, 118, 152, 160, 188, 190, 235, 236, 295, 304, 320, 376, 380, 470, 472, 590, 608, 752, 760, 893, 940, 944, 1121, 1180, 1216, 1504, 1520, 1786, 1880, 1888, 2242, 2360, 2773, 3008, 3040, 3572, 3760, 3776, 4465, 4484, 4720, 5546, 5605, 6080, 7144, 7520, 8930, 8968, 9440, 11092, 11210, 13865, 14288, 15040, 17860, 17936, 18880, 22184, 22420, 27730, 28576, 35720, 35872, 44368, 44840, 52687, 55460, 57152, 71440, 71744, 88736, 89680, 105374, 110920, 142880, 177472, 179360, 210748, 221840, 263435, 285760, 358720, 421496, 443680, 526870, 842992, 887360, 1053740, 1685984, 2107480, 3371968, 4214960, 8429920, 16859840]

約数ペア:

[(1, 16859840), (2, 8429920), (4, 4214960), (5, 3371968), (8, 2107480), (10, 1685984), (16, 1053740), (19, 887360), (20, 842992), (32, 526870), (38, 443680), (40, 421496), (47, 358720), (59, 285760), (64, 263435), (76, 221840), (80, 210748), (94, 179360), (95, 177472), (118, 142880), (152, 110920), (160, 105374), (188, 89680), (190, 88736), (235, 71744), (236, 71440), (295, 57152), (304, 55460), (320, 52687), (376, 44840), (380, 44368), (470, 35872), (472, 35720), (590, 28576), (608, 27730), (752, 22420), (760, 22184), (893, 18880), (940, 17936), (944, 17860), (1121, 15040), (1180, 14288), (1216, 13865), (1504, 11210), (1520, 11092), (1786, 9440), (1880, 8968), (1888, 8930), (2242, 7520), (2360, 7144), (2773, 6080), (3008, 5605), (3040, 5546), (3572, 4720), (3760, 4484), (3776, 4465)]