201086020

素因数分解:

$2^2\times 5^1\times {\mathrm{10054301}}^1$

素因数の和:10054310

約数の個数: 12

約数和(自身を含む): 422280684

約数和(自身を除く): 221194664

約数列:

[1, 2, 4, 5, 10, 20, 10054301, 20108602, 40217204, 50271505, 100543010, 201086020]

約数ペア:

[(1, 201086020), (2, 100543010), (4, 50271505), (5, 40217204), (10, 20108602), (20, 10054301)]