142551920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{254557}}^1$

素因数の和:254577

約数の個数: 40

約数和(自身を含む): 378782304

約数和(自身を除く): 236230384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 254557, 509114, 1018228, 1272785, 1781899, 2036456, 2545570, 3563798, 4072912, 5091140, 7127596, 8909495, 10182280, 14255192, 17818990, 20364560, 28510384, 35637980, 71275960, 142551920]

約数ペア:

[(1, 142551920), (2, 71275960), (4, 35637980), (5, 28510384), (7, 20364560), (8, 17818990), (10, 14255192), (14, 10182280), (16, 8909495), (20, 7127596), (28, 5091140), (35, 4072912), (40, 3563798), (56, 2545570), (70, 2036456), (80, 1781899), (112, 1272785), (140, 1018228), (280, 509114), (560, 254557)]