54395380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209213}}^1$

素因数の和:209235

約数の個数: 24

約数和(自身を含む): 123017832

約数和(自身を除く): 68622452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 209213, 418426, 836852, 1046065, 2092130, 2719769, 4184260, 5439538, 10879076, 13598845, 27197690, 54395380]

約数ペア:

[(1, 54395380), (2, 27197690), (4, 13598845), (5, 10879076), (10, 5439538), (13, 4184260), (20, 2719769), (26, 2092130), (52, 1046065), (65, 836852), (130, 418426), (260, 209213)]