55973820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{133271}}^1$

素因数の和:133290

約数の個数: 48

約数和(自身を含む): 179117568

約数和(自身を除く): 123143748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 133271, 266542, 399813, 533084, 666355, 799626, 932897, 1332710, 1599252, 1865794, 1999065, 2665420, 2798691, 3731588, 3998130, 4664485, 5597382, 7996260, 9328970, 11194764, 13993455, 18657940, 27986910, 55973820]

約数ペア:

[(1, 55973820), (2, 27986910), (3, 18657940), (4, 13993455), (5, 11194764), (6, 9328970), (7, 7996260), (10, 5597382), (12, 4664485), (14, 3998130), (15, 3731588), (20, 2798691), (21, 2665420), (28, 1999065), (30, 1865794), (35, 1599252), (42, 1332710), (60, 932897), (70, 799626), (84, 666355), (105, 533084), (140, 399813), (210, 266542), (420, 133271)]