202920020

素因数分解:

$2^2\times 5^1\times {\mathrm{10146001}}^1$

素因数の和:10146010

約数の個数: 12

約数和(自身を含む): 426132084

約数和(自身を除く): 223212064

約数列:

[1, 2, 4, 5, 10, 20, 10146001, 20292002, 40584004, 50730005, 101460010, 202920020]

約数ペア:

[(1, 202920020), (2, 101460010), (4, 50730005), (5, 40584004), (10, 20292002), (20, 10146001)]