1089784990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{541}}^1\times {\mathrm{4111}}^1$

素因数の和:4673

約数の個数: 48

約数和(自身を含む): 2286650304

約数和(自身を除く): 1196865314

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 541, 1082, 2705, 3787, 4111, 5410, 7574, 8222, 18935, 20555, 26509, 28777, 37870, 41110, 53018, 57554, 132545, 143885, 201439, 265090, 287770, 402878, 1007195, 2014390, 2224051, 4448102, 11120255, 15568357, 22240510, 31136714, 77841785, 108978499, 155683570, 217956998, 544892495, 1089784990]

約数ペア:

[(1, 1089784990), (2, 544892495), (5, 217956998), (7, 155683570), (10, 108978499), (14, 77841785), (35, 31136714), (49, 22240510), (70, 15568357), (98, 11120255), (245, 4448102), (490, 2224051), (541, 2014390), (1082, 1007195), (2705, 402878), (3787, 287770), (4111, 265090), (5410, 201439), (7574, 143885), (8222, 132545), (18935, 57554), (20555, 53018), (26509, 41110), (28777, 37870)]