1285655390

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2735437}}^1$

素因数の和:2735491

約数の個数: 16

約数和(自身を含む): 2363418432

約数和(自身を除く): 1077763042

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 2735437, 5470874, 13677185, 27354370, 128565539, 257131078, 642827695, 1285655390]

約数ペア:

[(1, 1285655390), (2, 642827695), (5, 257131078), (10, 128565539), (47, 27354370), (94, 13677185), (235, 5470874), (470, 2735437)]