15682820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21193}}^1$

素因数の和:21239

約数の個数: 24

約数和(自身を含む): 33825624

約数和(自身を除く): 18142804

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 21193, 42386, 84772, 105965, 211930, 423860, 784141, 1568282, 3136564, 3920705, 7841410, 15682820]

約数ペア:

[(1, 15682820), (2, 7841410), (4, 3920705), (5, 3136564), (10, 1568282), (20, 784141), (37, 423860), (74, 211930), (148, 105965), (185, 84772), (370, 42386), (740, 21193)]