201942720020

素因数分解:

$2^2\times 5^1\times {\mathrm{10097136001}}^1$

素因数の和:10097136010

約数の個数: 12

約数和(自身を含む): 424079712084

約数和(自身を除く): 222136992064

約数列:

[1, 2, 4, 5, 10, 20, 10097136001, 20194272002, 40388544004, 50485680005, 100971360010, 201942720020]

約数ペア:

[(1, 201942720020), (2, 100971360010), (4, 50485680005), (5, 40388544004), (10, 20194272002), (20, 10097136001)]