38778760

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20627}}^1$

素因数の和:20685

約数の個数: 32

約数和(自身を含む): 89112960

約数和(自身を除く): 50334200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 20627, 41254, 82508, 103135, 165016, 206270, 412540, 825080, 969469, 1938938, 3877876, 4847345, 7755752, 9694690, 19389380, 38778760]

約数ペア:

[(1, 38778760), (2, 19389380), (4, 9694690), (5, 7755752), (8, 4847345), (10, 3877876), (20, 1938938), (40, 969469), (47, 825080), (94, 412540), (188, 206270), (235, 165016), (376, 103135), (470, 82508), (940, 41254), (1880, 20627)]