506065820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1946407}}^1$

素因数の和:1946429

約数の個数: 24

約数和(自身を含む): 1144487904

約数和(自身を除く): 638422084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1946407, 3892814, 7785628, 9732035, 19464070, 25303291, 38928140, 50606582, 101213164, 126516455, 253032910, 506065820]

約数ペア:

[(1, 506065820), (2, 253032910), (4, 126516455), (5, 101213164), (10, 50606582), (13, 38928140), (20, 25303291), (26, 19464070), (52, 9732035), (65, 7785628), (130, 3892814), (260, 1946407)]