38258680

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1447}}^1$

素因数の和:2119

約数の個数: 32

約数和(自身を含む): 86271840

約数和(自身を除く): 48013160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 1447, 2644, 2894, 3305, 5288, 5788, 6610, 7235, 11576, 13220, 14470, 26440, 28940, 57880, 956467, 1912934, 3825868, 4782335, 7651736, 9564670, 19129340, 38258680]

約数ペア:

[(1, 38258680), (2, 19129340), (4, 9564670), (5, 7651736), (8, 4782335), (10, 3825868), (20, 1912934), (40, 956467), (661, 57880), (1322, 28940), (1447, 26440), (2644, 14470), (2894, 13220), (3305, 11576), (5288, 7235), (5788, 6610)]