2019945970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28856371}}^1$

素因数の和:28856385

約数の個数: 16

約数和(自身を含む): 4155317568

約数和(自身を除く): 2135371598

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28856371, 57712742, 144281855, 201994597, 288563710, 403989194, 1009972985, 2019945970]

約数ペア:

[(1, 2019945970), (2, 1009972985), (5, 403989194), (7, 288563710), (10, 201994597), (14, 144281855), (35, 57712742), (70, 28856371)]