20579220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{114329}}^1$

素因数の和:114344

約数の個数: 36

約数和(自身を含む): 62424180

約数和(自身を除く): 41844960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 114329, 228658, 342987, 457316, 571645, 685974, 1028961, 1143290, 1371948, 1714935, 2057922, 2286580, 3429870, 4115844, 5144805, 6859740, 10289610, 20579220]

約数ペア:

[(1, 20579220), (2, 10289610), (3, 6859740), (4, 5144805), (5, 4115844), (6, 3429870), (9, 2286580), (10, 2057922), (12, 1714935), (15, 1371948), (18, 1143290), (20, 1028961), (30, 685974), (36, 571645), (45, 457316), (60, 342987), (90, 228658), (180, 114329)]