56028280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18191}}^1$

素因数の和:18220

約数の個数: 64

約数和(自身を含む): 157178880

約数和(自身を除く): 101150600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 18191, 36382, 72764, 90955, 127337, 145528, 181910, 200101, 254674, 363820, 400202, 509348, 636685, 727640, 800404, 1000505, 1018696, 1273370, 1400707, 1600808, 2001010, 2546740, 2801414, 4002020, 5093480, 5602828, 7003535, 8004040, 11205656, 14007070, 28014140, 56028280]

約数ペア:

[(1, 56028280), (2, 28014140), (4, 14007070), (5, 11205656), (7, 8004040), (8, 7003535), (10, 5602828), (11, 5093480), (14, 4002020), (20, 2801414), (22, 2546740), (28, 2001010), (35, 1600808), (40, 1400707), (44, 1273370), (55, 1018696), (56, 1000505), (70, 800404), (77, 727640), (88, 636685), (110, 509348), (140, 400202), (154, 363820), (220, 254674), (280, 200101), (308, 181910), (385, 145528), (440, 127337), (616, 90955), (770, 72764), (1540, 36382), (3080, 18191)]