39038620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20123}}^1$

素因数の和:20229

約数の個数: 24

約数和(自身を含む): 82830384

約数和(自身を除く): 43791764

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 20123, 40246, 80492, 100615, 201230, 402460, 1951931, 3903862, 7807724, 9759655, 19519310, 39038620]

約数ペア:

[(1, 39038620), (2, 19519310), (4, 9759655), (5, 7807724), (10, 3903862), (20, 1951931), (97, 402460), (194, 201230), (388, 100615), (485, 80492), (970, 40246), (1940, 20123)]