223751920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{399557}}^1$

素因数の和:399577

約数の個数: 40

約数和(自身を含む): 594542304

約数和(自身を除く): 370790384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 399557, 799114, 1598228, 1997785, 2796899, 3196456, 3995570, 5593798, 6392912, 7991140, 11187596, 13984495, 15982280, 22375192, 27968990, 31964560, 44750384, 55937980, 111875960, 223751920]

約数ペア:

[(1, 223751920), (2, 111875960), (4, 55937980), (5, 44750384), (7, 31964560), (8, 27968990), (10, 22375192), (14, 15982280), (16, 13984495), (20, 11187596), (28, 7991140), (35, 6392912), (40, 5593798), (56, 3995570), (70, 3196456), (80, 2796899), (112, 1997785), (140, 1598228), (280, 799114), (560, 399557)]