20510460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113947}}^1$

素因数の和:113962

約数の個数: 36

約数和(自身を含む): 62215608

約数和(自身を除く): 41705148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113947, 227894, 341841, 455788, 569735, 683682, 1025523, 1139470, 1367364, 1709205, 2051046, 2278940, 3418410, 4102092, 5127615, 6836820, 10255230, 20510460]

約数ペア:

[(1, 20510460), (2, 10255230), (3, 6836820), (4, 5127615), (5, 4102092), (6, 3418410), (9, 2278940), (10, 2051046), (12, 1709205), (15, 1367364), (18, 1139470), (20, 1025523), (30, 683682), (36, 569735), (45, 455788), (60, 341841), (90, 227894), (180, 113947)]