26460280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 75893760

約数和(自身を除く): 49433480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 121, 140, 142, 154, 220, 242, 280, 284, 308, 355, 385, 440, 484, 497, 568, 605, 616, 710, 770, 781, 847, 968, 994, 1210, 1331, 1420, 1540, 1562, 1694, 1988, 2420, 2485, 2662, 2840, 3080, 3124, 3388, 3905, 3976, 4235, 4840, 4970, 5324, 5467, 6248, 6655, 6776, 7810, 8470, 8591, 9317, 9940, 10648, 10934, 13310, 15620, 16940, 17182, 18634, 19880, 21868, 26620, 27335, 31240, 33880, 34364, 37268, 42955, 43736, 46585, 53240, 54670, 60137, 68728, 74536, 85910, 93170, 94501, 109340, 120274, 171820, 186340, 189002, 218680, 240548, 300685, 343640, 372680, 378004, 472505, 481096, 601370, 661507, 756008, 945010, 1202740, 1323014, 1890020, 2405480, 2646028, 3307535, 3780040, 5292056, 6615070, 13230140, 26460280]

約数ペア:

[(1, 26460280), (2, 13230140), (4, 6615070), (5, 5292056), (7, 3780040), (8, 3307535), (10, 2646028), (11, 2405480), (14, 1890020), (20, 1323014), (22, 1202740), (28, 945010), (35, 756008), (40, 661507), (44, 601370), (55, 481096), (56, 472505), (70, 378004), (71, 372680), (77, 343640), (88, 300685), (110, 240548), (121, 218680), (140, 189002), (142, 186340), (154, 171820), (220, 120274), (242, 109340), (280, 94501), (284, 93170), (308, 85910), (355, 74536), (385, 68728), (440, 60137), (484, 54670), (497, 53240), (568, 46585), (605, 43736), (616, 42955), (710, 37268), (770, 34364), (781, 33880), (847, 31240), (968, 27335), (994, 26620), (1210, 21868), (1331, 19880), (1420, 18634), (1540, 17182), (1562, 16940), (1694, 15620), (1988, 13310), (2420, 10934), (2485, 10648), (2662, 9940), (2840, 9317), (3080, 8591), (3124, 8470), (3388, 7810), (3905, 6776), (3976, 6655), (4235, 6248), (4840, 5467), (4970, 5324)]