20161123052

素因数分解:

$2^2\times 7^1\times {\mathrm{720040109}}^1$

素因数の和:720040120

約数の個数: 12

約数和(自身を含む): 40322246160

約数和(自身を除く): 20161123108

約数列:

[1, 2, 4, 7, 14, 28, 720040109, 1440080218, 2880160436, 5040280763, 10080561526, 20161123052]

約数ペア:

[(1, 20161123052), (2, 10080561526), (4, 5040280763), (7, 2880160436), (14, 1440080218), (28, 720040109)]