20651070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5689}}^1$

素因数の和:5721

約数の個数: 48

約数和(自身を含む): 54487440

約数和(自身を除く): 33836370

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5689, 11378, 17067, 28445, 34134, 56890, 62579, 85335, 125158, 170670, 187737, 312895, 375474, 625790, 688369, 938685, 1376738, 1877370, 2065107, 3441845, 4130214, 6883690, 10325535, 20651070]

約数ペア:

[(1, 20651070), (2, 10325535), (3, 6883690), (5, 4130214), (6, 3441845), (10, 2065107), (11, 1877370), (15, 1376738), (22, 938685), (30, 688369), (33, 625790), (55, 375474), (66, 312895), (110, 187737), (121, 170670), (165, 125158), (242, 85335), (330, 62579), (363, 56890), (605, 34134), (726, 28445), (1210, 17067), (1815, 11378), (3630, 5689)]