339560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 824040

約数和(自身を除く): 484480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 653, 1306, 2612, 3265, 5224, 6530, 8489, 13060, 16978, 26120, 33956, 42445, 67912, 84890, 169780, 339560]

約数ペア:

[(1, 339560), (2, 169780), (4, 84890), (5, 67912), (8, 42445), (10, 33956), (13, 26120), (20, 16978), (26, 13060), (40, 8489), (52, 6530), (65, 5224), (104, 3265), (130, 2612), (260, 1306), (520, 653)]