6520640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 112

約数和(自身を含む): 18434304

約数和(自身を除く): 11913664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 71, 80, 82, 112, 140, 142, 160, 164, 205, 224, 280, 284, 287, 320, 328, 355, 410, 448, 497, 560, 568, 574, 656, 710, 820, 994, 1120, 1136, 1148, 1312, 1420, 1435, 1640, 1988, 2240, 2272, 2296, 2485, 2624, 2840, 2870, 2911, 3280, 3976, 4544, 4592, 4970, 5680, 5740, 5822, 6560, 7952, 9184, 9940, 11360, 11480, 11644, 13120, 14555, 15904, 18368, 19880, 20377, 22720, 22960, 23288, 29110, 31808, 39760, 40754, 45920, 46576, 58220, 79520, 81508, 91840, 93152, 101885, 116440, 159040, 163016, 186304, 203770, 232880, 326032, 407540, 465760, 652064, 815080, 931520, 1304128, 1630160, 3260320, 6520640]

約数ペア:

[(1, 6520640), (2, 3260320), (4, 1630160), (5, 1304128), (7, 931520), (8, 815080), (10, 652064), (14, 465760), (16, 407540), (20, 326032), (28, 232880), (32, 203770), (35, 186304), (40, 163016), (41, 159040), (56, 116440), (64, 101885), (70, 93152), (71, 91840), (80, 81508), (82, 79520), (112, 58220), (140, 46576), (142, 45920), (160, 40754), (164, 39760), (205, 31808), (224, 29110), (280, 23288), (284, 22960), (287, 22720), (320, 20377), (328, 19880), (355, 18368), (410, 15904), (448, 14555), (497, 13120), (560, 11644), (568, 11480), (574, 11360), (656, 9940), (710, 9184), (820, 7952), (994, 6560), (1120, 5822), (1136, 5740), (1148, 5680), (1312, 4970), (1420, 4592), (1435, 4544), (1640, 3976), (1988, 3280), (2240, 2911), (2272, 2870), (2296, 2840), (2485, 2624)]