52180020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{289889}}^1$

素因数の和:289904

約数の個数: 36

約数和(自身を含む): 158279940

約数和(自身を除く): 106099920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 289889, 579778, 869667, 1159556, 1449445, 1739334, 2609001, 2898890, 3478668, 4348335, 5218002, 5797780, 8696670, 10436004, 13045005, 17393340, 26090010, 52180020]

約数ペア:

[(1, 52180020), (2, 26090010), (3, 17393340), (4, 13045005), (5, 10436004), (6, 8696670), (9, 5797780), (10, 5218002), (12, 4348335), (15, 3478668), (18, 2898890), (20, 2609001), (30, 1739334), (36, 1449445), (45, 1159556), (60, 869667), (90, 579778), (180, 289889)]