202143970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2887771}}^1$

素因数の和:2887785

約数の個数: 16

約数和(自身を含む): 415839168

約数和(自身を除く): 213695198

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2887771, 5775542, 14438855, 20214397, 28877710, 40428794, 101071985, 202143970]

約数ペア:

[(1, 202143970), (2, 101071985), (5, 40428794), (7, 28877710), (10, 20214397), (14, 14438855), (35, 5775542), (70, 2887771)]