87866980

素因数分解:

$2^2\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{4253}}^1$

素因数の和:5295

約数の個数: 24

約数和(自身を含む): 184742712

約数和(自身を除く): 96875732

約数列:

[1, 2, 4, 5, 10, 20, 1033, 2066, 4132, 4253, 5165, 8506, 10330, 17012, 20660, 21265, 42530, 85060, 4393349, 8786698, 17573396, 21966745, 43933490, 87866980]

約数ペア:

[(1, 87866980), (2, 43933490), (4, 21966745), (5, 17573396), (10, 8786698), (20, 4393349), (1033, 85060), (2066, 42530), (4132, 21265), (4253, 20660), (5165, 17012), (8506, 10330)]