202067620

素因数分解:

$2^2\times 5^1\times {\mathrm{10103381}}^1$

素因数の和:10103390

約数の個数: 12

約数和(自身を含む): 424342044

約数和(自身を除く): 222274424

約数列:

[1, 2, 4, 5, 10, 20, 10103381, 20206762, 40413524, 50516905, 101033810, 202067620]

約数ペア:

[(1, 202067620), (2, 101033810), (4, 50516905), (5, 40413524), (10, 20206762), (20, 10103381)]