40856660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157141}}^1$

素因数の和:157163

約数の個数: 24

約数和(自身を含む): 92399496

約数和(自身を除く): 51542836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 157141, 314282, 628564, 785705, 1571410, 2042833, 3142820, 4085666, 8171332, 10214165, 20428330, 40856660]

約数ペア:

[(1, 40856660), (2, 20428330), (4, 10214165), (5, 8171332), (10, 4085666), (13, 3142820), (20, 2042833), (26, 1571410), (52, 785705), (65, 628564), (130, 314282), (260, 157141)]