1386580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5333}}^1$

素因数の和:5355

約数の個数: 24

約数和(自身を含む): 3136392

約数和(自身を除く): 1749812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5333, 10666, 21332, 26665, 53330, 69329, 106660, 138658, 277316, 346645, 693290, 1386580]

約数ペア:

[(1, 1386580), (2, 693290), (4, 346645), (5, 277316), (10, 138658), (13, 106660), (20, 69329), (26, 53330), (52, 26665), (65, 21332), (130, 10666), (260, 5333)]