20254740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30689}}^1$

素因数の和:30712

約数の個数: 48

約数和(自身を含む): 61871040

約数和(自身を除く): 41616300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30689, 61378, 92067, 122756, 153445, 184134, 306890, 337579, 368268, 460335, 613780, 675158, 920670, 1012737, 1350316, 1687895, 1841340, 2025474, 3375790, 4050948, 5063685, 6751580, 10127370, 20254740]

約数ペア:

[(1, 20254740), (2, 10127370), (3, 6751580), (4, 5063685), (5, 4050948), (6, 3375790), (10, 2025474), (11, 1841340), (12, 1687895), (15, 1350316), (20, 1012737), (22, 920670), (30, 675158), (33, 613780), (44, 460335), (55, 368268), (60, 337579), (66, 306890), (110, 184134), (132, 153445), (165, 122756), (220, 92067), (330, 61378), (660, 30689)]