4399331920

素因数分解:

$2^4\times 5^1\times {\mathrm{4987}}^1\times {\mathrm{11027}}^1$

素因数の和:16027

約数の個数: 40

約数和(自身を含む): 10231425504

約数和(自身を除く): 5832093584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4987, 9974, 11027, 19948, 22054, 24935, 39896, 44108, 49870, 55135, 79792, 88216, 99740, 110270, 176432, 199480, 220540, 398960, 441080, 882160, 54991649, 109983298, 219966596, 274958245, 439933192, 549916490, 879866384, 1099832980, 2199665960, 4399331920]

約数ペア:

[(1, 4399331920), (2, 2199665960), (4, 1099832980), (5, 879866384), (8, 549916490), (10, 439933192), (16, 274958245), (20, 219966596), (40, 109983298), (80, 54991649), (4987, 882160), (9974, 441080), (11027, 398960), (19948, 220540), (22054, 199480), (24935, 176432), (39896, 110270), (44108, 99740), (49870, 88216), (55135, 79792)]