56435960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{201557}}^1$

素因数の和:201575

約数の個数: 32

約数和(自身を含む): 145121760

約数和(自身を除く): 88685800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 201557, 403114, 806228, 1007785, 1410899, 1612456, 2015570, 2821798, 4031140, 5643596, 7054495, 8062280, 11287192, 14108990, 28217980, 56435960]

約数ペア:

[(1, 56435960), (2, 28217980), (4, 14108990), (5, 11287192), (7, 8062280), (8, 7054495), (10, 5643596), (14, 4031140), (20, 2821798), (28, 2015570), (35, 1612456), (40, 1410899), (56, 1007785), (70, 806228), (140, 403114), (280, 201557)]