39077420

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20143}}^1$

素因数の和:20249

約数の個数: 24

約数和(自身を含む): 82912704

約数和(自身を除く): 43835284

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 20143, 40286, 80572, 100715, 201430, 402860, 1953871, 3907742, 7815484, 9769355, 19538710, 39077420]

約数ペア:

[(1, 39077420), (2, 19538710), (4, 9769355), (5, 7815484), (10, 3907742), (20, 1953871), (97, 402860), (194, 201430), (388, 100715), (485, 80572), (970, 40286), (1940, 20143)]