1999738460

素因数分解:

$2^2\times 5^1\times {\mathrm{3527}}^1\times {\mathrm{28349}}^1$

素因数の和:31885

約数の個数: 24

約数和(自身を含む): 4200789600

約数和(自身を除く): 2201051140

約数列:

[1, 2, 4, 5, 10, 20, 3527, 7054, 14108, 17635, 28349, 35270, 56698, 70540, 113396, 141745, 283490, 566980, 99986923, 199973846, 399947692, 499934615, 999869230, 1999738460]

約数ペア:

[(1, 1999738460), (2, 999869230), (4, 499934615), (5, 399947692), (10, 199973846), (20, 99986923), (3527, 566980), (7054, 283490), (14108, 141745), (17635, 113396), (28349, 70540), (35270, 56698)]