12702970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2039}}^1$

素因数の和:2142

約数の個数: 32

約数和(自身を含む): 26438400

約数和(自身を除く): 13735430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 2039, 3115, 4078, 6230, 10195, 14273, 20390, 28546, 71365, 142730, 181471, 362942, 907355, 1270297, 1814710, 2540594, 6351485, 12702970]

約数ペア:

[(1, 12702970), (2, 6351485), (5, 2540594), (7, 1814710), (10, 1270297), (14, 907355), (35, 362942), (70, 181471), (89, 142730), (178, 71365), (445, 28546), (623, 20390), (890, 14273), (1246, 10195), (2039, 6230), (3115, 4078)]