208020470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{72481}}^1$

素因数の和:72536

約数の個数: 32

約数和(自身を含む): 438371136

約数和(自身を除く): 230350666

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 72481, 144962, 362405, 507367, 724810, 1014734, 2536835, 2971721, 5073670, 5943442, 14858605, 20802047, 29717210, 41604094, 104010235, 208020470]

約数ペア:

[(1, 208020470), (2, 104010235), (5, 41604094), (7, 29717210), (10, 20802047), (14, 14858605), (35, 5943442), (41, 5073670), (70, 2971721), (82, 2536835), (205, 1014734), (287, 724810), (410, 507367), (574, 362405), (1435, 144962), (2870, 72481)]