1018205390

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{5749}}^1$

素因数の和:6044

約数の個数: 32

約数和(自身を含む): 1863000000

約数和(自身を除く): 844794610

約数列:

[1, 2, 5, 10, 89, 178, 199, 398, 445, 890, 995, 1990, 5749, 11498, 17711, 28745, 35422, 57490, 88555, 177110, 511661, 1023322, 1144051, 2288102, 2558305, 5116610, 5720255, 11440510, 101820539, 203641078, 509102695, 1018205390]

約数ペア:

[(1, 1018205390), (2, 509102695), (5, 203641078), (10, 101820539), (89, 11440510), (178, 5720255), (199, 5116610), (398, 2558305), (445, 2288102), (890, 1144051), (995, 1023322), (1990, 511661), (5749, 177110), (11498, 88555), (17711, 57490), (28745, 35422)]