20172142970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{441307}}^1$

素因数の和:441974

約数の個数: 32

約数和(自身を含む): 41560622208

約数和(自身を除く): 21388479238

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 653, 1306, 3265, 4571, 6530, 9142, 22855, 45710, 441307, 882614, 2206535, 3089149, 4413070, 6178298, 15445745, 30891490, 288173471, 576346942, 1440867355, 2017214297, 2881734710, 4034428594, 10086071485, 20172142970]

約数ペア:

[(1, 20172142970), (2, 10086071485), (5, 4034428594), (7, 2881734710), (10, 2017214297), (14, 1440867355), (35, 576346942), (70, 288173471), (653, 30891490), (1306, 15445745), (3265, 6178298), (4571, 4413070), (6530, 3089149), (9142, 2206535), (22855, 882614), (45710, 441307)]