2704780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 6237504

約数和(自身を除く): 3532724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 103, 130, 202, 206, 260, 404, 412, 505, 515, 1010, 1030, 1313, 1339, 2020, 2060, 2626, 2678, 5252, 5356, 6565, 6695, 10403, 13130, 13390, 20806, 26260, 26780, 41612, 52015, 104030, 135239, 208060, 270478, 540956, 676195, 1352390, 2704780]

約数ペア:

[(1, 2704780), (2, 1352390), (4, 676195), (5, 540956), (10, 270478), (13, 208060), (20, 135239), (26, 104030), (52, 52015), (65, 41612), (101, 26780), (103, 26260), (130, 20806), (202, 13390), (206, 13130), (260, 10403), (404, 6695), (412, 6565), (505, 5356), (515, 5252), (1010, 2678), (1030, 2626), (1313, 2060), (1339, 2020)]