202040060

素因数分解:

$2^2\times 5^1\times {\mathrm{10102003}}^1$

素因数の和:10102012

約数の個数: 12

約数和(自身を含む): 424284168

約数和(自身を除く): 222244108

約数列:

[1, 2, 4, 5, 10, 20, 10102003, 20204006, 40408012, 50510015, 101020030, 202040060]

約数ペア:

[(1, 202040060), (2, 101020030), (4, 50510015), (5, 40408012), (10, 20204006), (20, 10102003)]