2108563340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8109859}}^1$

素因数の和:8109881

約数の個数: 24

約数和(自身を含む): 4768597680

約数和(自身を除く): 2660034340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8109859, 16219718, 32439436, 40549295, 81098590, 105428167, 162197180, 210856334, 421712668, 527140835, 1054281670, 2108563340]

約数ペア:

[(1, 2108563340), (2, 1054281670), (4, 527140835), (5, 421712668), (10, 210856334), (13, 162197180), (20, 105428167), (26, 81098590), (52, 40549295), (65, 32439436), (130, 16219718), (260, 8109859)]