204574030

素因数分解:

$2^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{20939}}^1$

素因数の和:21923

約数の個数: 16

約数和(自身を含む): 368627760

約数和(自身を除く): 164053730

約数列:

[1, 2, 5, 10, 977, 1954, 4885, 9770, 20939, 41878, 104695, 209390, 20457403, 40914806, 102287015, 204574030]

約数ペア:

[(1, 204574030), (2, 102287015), (5, 40914806), (10, 20457403), (977, 209390), (1954, 104695), (4885, 41878), (9770, 20939)]