2665780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10253}}^1$

素因数の和:10275

約数の個数: 24

約数和(自身を含む): 6029352

約数和(自身を除く): 3363572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 10253, 20506, 41012, 51265, 102530, 133289, 205060, 266578, 533156, 666445, 1332890, 2665780]

約数ペア:

[(1, 2665780), (2, 1332890), (4, 666445), (5, 533156), (10, 266578), (13, 205060), (20, 133289), (26, 102530), (52, 51265), (65, 41012), (130, 20506), (260, 10253)]