28736700860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10803271}}^1$

素因数の和:10803306

約数の個数: 48

約数和(自身を含む): 72597987840

約数和(自身を除く): 43861286980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 10803271, 21606542, 43213084, 54016355, 75622897, 108032710, 151245794, 205262149, 216065420, 302491588, 378114485, 410524298, 756228970, 821048596, 1026310745, 1436835043, 1512457940, 2052621490, 2873670086, 4105242980, 5747340172, 7184175215, 14368350430, 28736700860]

約数ペア:

[(1, 28736700860), (2, 14368350430), (4, 7184175215), (5, 5747340172), (7, 4105242980), (10, 2873670086), (14, 2052621490), (19, 1512457940), (20, 1436835043), (28, 1026310745), (35, 821048596), (38, 756228970), (70, 410524298), (76, 378114485), (95, 302491588), (133, 216065420), (140, 205262149), (190, 151245794), (266, 108032710), (380, 75622897), (532, 54016355), (665, 43213084), (1330, 21606542), (2660, 10803271)]