16488560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 42934752

約数和(自身を除く): 26446192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 457, 656, 820, 880, 902, 914, 1640, 1804, 1828, 2255, 2285, 3280, 3608, 3656, 4510, 4570, 5027, 7216, 7312, 9020, 9140, 10054, 18040, 18280, 18737, 20108, 25135, 36080, 36560, 37474, 40216, 50270, 74948, 80432, 93685, 100540, 149896, 187370, 201080, 206107, 299792, 374740, 402160, 412214, 749480, 824428, 1030535, 1498960, 1648856, 2061070, 3297712, 4122140, 8244280, 16488560]

約数ペア:

[(1, 16488560), (2, 8244280), (4, 4122140), (5, 3297712), (8, 2061070), (10, 1648856), (11, 1498960), (16, 1030535), (20, 824428), (22, 749480), (40, 412214), (41, 402160), (44, 374740), (55, 299792), (80, 206107), (82, 201080), (88, 187370), (110, 149896), (164, 100540), (176, 93685), (205, 80432), (220, 74948), (328, 50270), (410, 40216), (440, 37474), (451, 36560), (457, 36080), (656, 25135), (820, 20108), (880, 18737), (902, 18280), (914, 18040), (1640, 10054), (1804, 9140), (1828, 9020), (2255, 7312), (2285, 7216), (3280, 5027), (3608, 4570), (3656, 4510)]