20578470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5669}}^1$

素因数の和:5701

約数の個数: 48

約数和(自身を含む): 54295920

約数和(自身を除く): 33717450

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, 5669, 11338, 17007, 28345, 34014, 56690, 62359, 85035, 124718, 170070, 187077, 311795, 374154, 623590, 685949, 935385, 1371898, 1870770, 2057847, 3429745, 4115694, 6859490, 10289235, 20578470]

約数ペア:

[(1, 20578470), (2, 10289235), (3, 6859490), (5, 4115694), (6, 3429745), (10, 2057847), (11, 1870770), (15, 1371898), (22, 935385), (30, 685949), (33, 623590), (55, 374154), (66, 311795), (110, 187077), (121, 170070), (165, 124718), (242, 85035), (330, 62359), (363, 56690), (605, 34014), (726, 28345), (1210, 17007), (1815, 11338), (3630, 5669)]