209250160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{373661}}^1$

素因数の和:373681

約数の個数: 40

約数和(自身を含む): 556009056

約数和(自身を除く): 346758896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 373661, 747322, 1494644, 1868305, 2615627, 2989288, 3736610, 5231254, 5978576, 7473220, 10462508, 13078135, 14946440, 20925016, 26156270, 29892880, 41850032, 52312540, 104625080, 209250160]

約数ペア:

[(1, 209250160), (2, 104625080), (4, 52312540), (5, 41850032), (7, 29892880), (8, 26156270), (10, 20925016), (14, 14946440), (16, 13078135), (20, 10462508), (28, 7473220), (35, 5978576), (40, 5231254), (56, 3736610), (70, 2989288), (80, 2615627), (112, 1868305), (140, 1494644), (280, 747322), (560, 373661)]