30005980

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{15467}}^1$

素因数の和:15573

約数の個数: 24

約数和(自身を含む): 63666288

約数和(自身を除く): 33660308

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 15467, 30934, 61868, 77335, 154670, 309340, 1500299, 3000598, 6001196, 7501495, 15002990, 30005980]

約数ペア:

[(1, 30005980), (2, 15002990), (4, 7501495), (5, 6001196), (10, 3000598), (20, 1500299), (97, 309340), (194, 154670), (388, 77335), (485, 61868), (970, 30934), (1940, 15467)]