82378220

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{42463}}^1$

素因数の和:42569

約数の個数: 24

約数和(自身を含む): 174781824

約数和(自身を除く): 92403604

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 42463, 84926, 169852, 212315, 424630, 849260, 4118911, 8237822, 16475644, 20594555, 41189110, 82378220]

約数ペア:

[(1, 82378220), (2, 41189110), (4, 20594555), (5, 16475644), (10, 8237822), (20, 4118911), (97, 849260), (194, 424630), (388, 212315), (485, 169852), (970, 84926), (1940, 42463)]