3800802020

素因数分解:

$2^2\times 5^1\times {\mathrm{190040101}}^1$

素因数の和:190040110

約数の個数: 12

約数和(自身を含む): 7981684284

約数和(自身を除く): 4180882264

約数列:

[1, 2, 4, 5, 10, 20, 190040101, 380080202, 760160404, 950200505, 1900401010, 3800802020]

約数ペア:

[(1, 3800802020), (2, 1900401010), (4, 950200505), (5, 760160404), (10, 380080202), (20, 190040101)]