868244560

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{24499}}^1$

素因数の和:24955

約数の個数: 40

約数和(自身を含む): 2023308000

約数和(自身を除く): 1155063440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1772, 2215, 3544, 4430, 7088, 8860, 17720, 24499, 35440, 48998, 97996, 122495, 195992, 244990, 391984, 489980, 979960, 1959920, 10853057, 21706114, 43412228, 54265285, 86824456, 108530570, 173648912, 217061140, 434122280, 868244560]

約数ペア:

[(1, 868244560), (2, 434122280), (4, 217061140), (5, 173648912), (8, 108530570), (10, 86824456), (16, 54265285), (20, 43412228), (40, 21706114), (80, 10853057), (443, 1959920), (886, 979960), (1772, 489980), (2215, 391984), (3544, 244990), (4430, 195992), (7088, 122495), (8860, 97996), (17720, 48998), (24499, 35440)]