3848420

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 8131704

約数和(自身を除く): 4283284

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 997, 1930, 1994, 3860, 3988, 4985, 9970, 19940, 192421, 384842, 769684, 962105, 1924210, 3848420]

約数ペア:

[(1, 3848420), (2, 1924210), (4, 962105), (5, 769684), (10, 384842), (20, 192421), (193, 19940), (386, 9970), (772, 4985), (965, 3988), (997, 3860), (1930, 1994)]