1668693440

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{659}}^1$

素因数の和:910

約数の個数: 112

約数和(自身を含む): 4097792160

約数和(自身を除く): 2429098720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 193, 205, 320, 328, 386, 410, 656, 659, 772, 820, 965, 1312, 1318, 1544, 1640, 1930, 2624, 2636, 3088, 3280, 3295, 3860, 5272, 6176, 6560, 6590, 7720, 7913, 10544, 12352, 13120, 13180, 15440, 15826, 21088, 26360, 27019, 30880, 31652, 39565, 42176, 52720, 54038, 61760, 63304, 79130, 105440, 108076, 126608, 127187, 135095, 158260, 210880, 216152, 253216, 254374, 270190, 316520, 432304, 506432, 508748, 540380, 633040, 635935, 864608, 1017496, 1080760, 1266080, 1271870, 1729216, 2034992, 2161520, 2532160, 2543740, 4069984, 4323040, 5087480, 5214667, 8139968, 8646080, 10174960, 10429334, 20349920, 20858668, 26073335, 40699840, 41717336, 52146670, 83434672, 104293340, 166869344, 208586680, 333738688, 417173360, 834346720, 1668693440]

約数ペア:

[(1, 1668693440), (2, 834346720), (4, 417173360), (5, 333738688), (8, 208586680), (10, 166869344), (16, 104293340), (20, 83434672), (32, 52146670), (40, 41717336), (41, 40699840), (64, 26073335), (80, 20858668), (82, 20349920), (160, 10429334), (164, 10174960), (193, 8646080), (205, 8139968), (320, 5214667), (328, 5087480), (386, 4323040), (410, 4069984), (656, 2543740), (659, 2532160), (772, 2161520), (820, 2034992), (965, 1729216), (1312, 1271870), (1318, 1266080), (1544, 1080760), (1640, 1017496), (1930, 864608), (2624, 635935), (2636, 633040), (3088, 540380), (3280, 508748), (3295, 506432), (3860, 432304), (5272, 316520), (6176, 270190), (6560, 254374), (6590, 253216), (7720, 216152), (7913, 210880), (10544, 158260), (12352, 135095), (13120, 127187), (13180, 126608), (15440, 108076), (15826, 105440), (21088, 79130), (26360, 63304), (27019, 61760), (30880, 54038), (31652, 52720), (39565, 42176)]