15482440

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4349}}^1$

素因数の和:4449

約数の個数: 32

約数和(自身を含む): 35235000

約数和(自身を除く): 19752560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 4349, 8698, 17396, 21745, 34792, 43490, 86980, 173960, 387061, 774122, 1548244, 1935305, 3096488, 3870610, 7741220, 15482440]

約数ペア:

[(1, 15482440), (2, 7741220), (4, 3870610), (5, 3096488), (8, 1935305), (10, 1548244), (20, 774122), (40, 387061), (89, 173960), (178, 86980), (356, 43490), (445, 34792), (712, 21745), (890, 17396), (1780, 8698), (3560, 4349)]