135291220

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{21751}}^1$

素因数の和:22071

約数の個数: 24

約数和(自身を含む): 285038208

約数和(自身を除く): 149746988

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 21751, 43502, 87004, 108755, 217510, 435020, 6764561, 13529122, 27058244, 33822805, 67645610, 135291220]

約数ペア:

[(1, 135291220), (2, 67645610), (4, 33822805), (5, 27058244), (10, 13529122), (20, 6764561), (311, 435020), (622, 217510), (1244, 108755), (1555, 87004), (3110, 43502), (6220, 21751)]