202587920

素因数分解:

$2^4\times 5^1\times {\mathrm{2532349}}^1$

素因数の和:2532362

約数の個数: 20

約数和(自身を含む): 471017100

約数和(自身を除く): 268429180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2532349, 5064698, 10129396, 12661745, 20258792, 25323490, 40517584, 50646980, 101293960, 202587920]

約数ペア:

[(1, 202587920), (2, 101293960), (4, 50646980), (5, 40517584), (8, 25323490), (10, 20258792), (16, 12661745), (20, 10129396), (40, 5064698), (80, 2532349)]