9901540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45007}}^1$

素因数の和:45027

約数の個数: 24

約数和(自身を含む): 22684032

約数和(自身を除く): 12782492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 45007, 90014, 180028, 225035, 450070, 495077, 900140, 990154, 1980308, 2475385, 4950770, 9901540]

約数ペア:

[(1, 9901540), (2, 4950770), (4, 2475385), (5, 1980308), (10, 990154), (11, 900140), (20, 495077), (22, 450070), (44, 225035), (55, 180028), (110, 90014), (220, 45007)]