254960180

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{22643}}^1$

素因数の和:23215

約数の個数: 24

約数和(自身を含む): 536391072

約数和(自身を除く): 281430892

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 2252, 2815, 5630, 11260, 22643, 45286, 90572, 113215, 226430, 452860, 12748009, 25496018, 50992036, 63740045, 127480090, 254960180]

約数ペア:

[(1, 254960180), (2, 127480090), (4, 63740045), (5, 50992036), (10, 25496018), (20, 12748009), (563, 452860), (1126, 226430), (2252, 113215), (2815, 90572), (5630, 45286), (11260, 22643)]