388655380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{844903}}^1$

素因数の和:844935

約数の個数: 24

約数和(自身を含む): 851663232

約数和(自身を除く): 463007852

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 844903, 1689806, 3379612, 4224515, 8449030, 16898060, 19432769, 38865538, 77731076, 97163845, 194327690, 388655380]

約数ペア:

[(1, 388655380), (2, 194327690), (4, 97163845), (5, 77731076), (10, 38865538), (20, 19432769), (23, 16898060), (46, 8449030), (92, 4224515), (115, 3379612), (230, 1689806), (460, 844903)]