8471540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5501}}^1$

素因数の和:5528

約数の個数: 48

約数和(自身を含む): 22184064

約数和(自身を除く): 13712524

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 5501, 11002, 22004, 27505, 38507, 55010, 60511, 77014, 110020, 121022, 154028, 192535, 242044, 302555, 385070, 423577, 605110, 770140, 847154, 1210220, 1694308, 2117885, 4235770, 8471540]

約数ペア:

[(1, 8471540), (2, 4235770), (4, 2117885), (5, 1694308), (7, 1210220), (10, 847154), (11, 770140), (14, 605110), (20, 423577), (22, 385070), (28, 302555), (35, 242044), (44, 192535), (55, 154028), (70, 121022), (77, 110020), (110, 77014), (140, 60511), (154, 55010), (220, 38507), (308, 27505), (385, 22004), (770, 11002), (1540, 5501)]