1209900790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{367751}}^1$

素因数の和:367812

約数の個数: 32

約数和(自身を含む): 2541901824

約数和(自身を除く): 1332001034

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 367751, 735502, 1838755, 2574257, 3677510, 5148514, 12871285, 17284297, 25742570, 34568594, 86421485, 120990079, 172842970, 241980158, 604950395, 1209900790]

約数ペア:

[(1, 1209900790), (2, 604950395), (5, 241980158), (7, 172842970), (10, 120990079), (14, 86421485), (35, 34568594), (47, 25742570), (70, 17284297), (94, 12871285), (235, 5148514), (329, 3677510), (470, 2574257), (658, 1838755), (1645, 735502), (3290, 367751)]