88915960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317557}}^1$

素因数の和:317575

約数の個数: 32

約数和(自身を含む): 228641760

約数和(自身を除く): 139725800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317557, 635114, 1270228, 1587785, 2222899, 2540456, 3175570, 4445798, 6351140, 8891596, 11114495, 12702280, 17783192, 22228990, 44457980, 88915960]

約数ペア:

[(1, 88915960), (2, 44457980), (4, 22228990), (5, 17783192), (7, 12702280), (8, 11114495), (10, 8891596), (14, 6351140), (20, 4445798), (28, 3175570), (35, 2540456), (40, 2222899), (56, 1587785), (70, 1270228), (140, 635114), (280, 317557)]