121495540

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{17209}}^1$

素因数の和:17571

約数の個数: 24

約数和(自身を含む): 255878280

約数和(自身を除く): 134382740

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 17209, 34418, 68836, 86045, 172090, 344180, 6074777, 12149554, 24299108, 30373885, 60747770, 121495540]

約数ペア:

[(1, 121495540), (2, 60747770), (4, 30373885), (5, 24299108), (10, 12149554), (20, 6074777), (353, 344180), (706, 172090), (1412, 86045), (1765, 68836), (3530, 34418), (7060, 17209)]