23986220

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1871}}^1$

素因数の和:2521

約数の個数: 24

約数和(自身を含む): 50476608

約数和(自身を除く): 26490388

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 1871, 2564, 3205, 3742, 6410, 7484, 9355, 12820, 18710, 37420, 1199311, 2398622, 4797244, 5996555, 11993110, 23986220]

約数ペア:

[(1, 23986220), (2, 11993110), (4, 5996555), (5, 4797244), (10, 2398622), (20, 1199311), (641, 37420), (1282, 18710), (1871, 12820), (2564, 9355), (3205, 7484), (3742, 6410)]