202003220

素因数分解:

$2^2\times 5^1\times {\mathrm{10100161}}^1$

素因数の和:10100170

約数の個数: 12

約数和(自身を含む): 424206804

約数和(自身を除く): 222203584

約数列:

[1, 2, 4, 5, 10, 20, 10100161, 20200322, 40400644, 50500805, 101001610, 202003220]

約数ペア:

[(1, 202003220), (2, 101001610), (4, 50500805), (5, 40400644), (10, 20200322), (20, 10100161)]