3128260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2203}}^1$

素因数の和:2283

約数の個数: 24

約数和(自身を含む): 6664896

約数和(自身を除く): 3536636

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2203, 4406, 8812, 11015, 22030, 44060, 156413, 312826, 625652, 782065, 1564130, 3128260]

約数ペア:

[(1, 3128260), (2, 1564130), (4, 782065), (5, 625652), (10, 312826), (20, 156413), (71, 44060), (142, 22030), (284, 11015), (355, 8812), (710, 4406), (1420, 2203)]