25798940

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2693}}^1$

素因数の和:3181

約数の個数: 24

約数和(自身を含む): 54311040

約数和(自身を除く): 28512100

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 2693, 4790, 5386, 9580, 10772, 13465, 26930, 53860, 1289947, 2579894, 5159788, 6449735, 12899470, 25798940]

約数ペア:

[(1, 25798940), (2, 12899470), (4, 6449735), (5, 5159788), (10, 2579894), (20, 1289947), (479, 53860), (958, 26930), (1916, 13465), (2395, 10772), (2693, 9580), (4790, 5386)]