208565770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{72671}}^1$

素因数の和:72726

約数の個数: 32

約数和(自身を含む): 439520256

約数和(自身を除く): 230954486

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 72671, 145342, 363355, 508697, 726710, 1017394, 2543485, 2979511, 5086970, 5959022, 14897555, 20856577, 29795110, 41713154, 104282885, 208565770]

約数ペア:

[(1, 208565770), (2, 104282885), (5, 41713154), (7, 29795110), (10, 20856577), (14, 14897555), (35, 5959022), (41, 5086970), (70, 2979511), (82, 2543485), (205, 1017394), (287, 726710), (410, 508697), (574, 363355), (1435, 145342), (2870, 72671)]