201635620

素因数分解:

$2^2\times 5^1\times {\mathrm{10081781}}^1$

素因数の和:10081790

約数の個数: 12

約数和(自身を含む): 423434844

約数和(自身を除く): 221799224

約数列:

[1, 2, 4, 5, 10, 20, 10081781, 20163562, 40327124, 50408905, 100817810, 201635620]

約数ペア:

[(1, 201635620), (2, 100817810), (4, 50408905), (5, 40327124), (10, 20163562), (20, 10081781)]