27839972180

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1\times {\mathrm{19139}}^1$

素因数の和:19688

約数の個数: 48

約数和(自身を含む): 58901895360

約数和(自身を除く): 31061923180

約数列:

[1, 2, 4, 5, 10, 20, 257, 283, 514, 566, 1028, 1132, 1285, 1415, 2570, 2830, 5140, 5660, 19139, 38278, 72731, 76556, 95695, 145462, 191390, 290924, 363655, 382780, 727310, 1454620, 4918723, 5416337, 9837446, 10832674, 19674892, 21665348, 24593615, 27081685, 49187230, 54163370, 98374460, 108326740, 1391998609, 2783997218, 5567994436, 6959993045, 13919986090, 27839972180]

約数ペア:

[(1, 27839972180), (2, 13919986090), (4, 6959993045), (5, 5567994436), (10, 2783997218), (20, 1391998609), (257, 108326740), (283, 98374460), (514, 54163370), (566, 49187230), (1028, 27081685), (1132, 24593615), (1285, 21665348), (1415, 19674892), (2570, 10832674), (2830, 9837446), (5140, 5416337), (5660, 4918723), (19139, 1454620), (38278, 727310), (72731, 382780), (76556, 363655), (95695, 290924), (145462, 191390)]