20156193610

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1051}}^1\times {\mathrm{39139}}^1$

素因数の和:40211

約数の個数: 48

約数和(自身を含む): 42245837280

約数和(自身を除く): 22089643670

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1051, 2102, 5255, 7357, 10510, 14714, 36785, 39139, 51499, 73570, 78278, 102998, 195695, 257495, 273973, 391390, 514990, 547946, 1369865, 1917811, 2739730, 3835622, 9589055, 19178110, 41135089, 82270178, 205675445, 287945623, 411350890, 575891246, 1439728115, 2015619361, 2879456230, 4031238722, 10078096805, 20156193610]

約数ペア:

[(1, 20156193610), (2, 10078096805), (5, 4031238722), (7, 2879456230), (10, 2015619361), (14, 1439728115), (35, 575891246), (49, 411350890), (70, 287945623), (98, 205675445), (245, 82270178), (490, 41135089), (1051, 19178110), (2102, 9589055), (5255, 3835622), (7357, 2739730), (10510, 1917811), (14714, 1369865), (36785, 547946), (39139, 514990), (51499, 391390), (73570, 273973), (78278, 257495), (102998, 195695)]