10819120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 80

約数和(自身を含む): 27623232

約数和(自身を除く): 16804112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 103, 104, 130, 202, 206, 208, 260, 404, 412, 505, 515, 520, 808, 824, 1010, 1030, 1040, 1313, 1339, 1616, 1648, 2020, 2060, 2626, 2678, 4040, 4120, 5252, 5356, 6565, 6695, 8080, 8240, 10403, 10504, 10712, 13130, 13390, 20806, 21008, 21424, 26260, 26780, 41612, 52015, 52520, 53560, 83224, 104030, 105040, 107120, 135239, 166448, 208060, 270478, 416120, 540956, 676195, 832240, 1081912, 1352390, 2163824, 2704780, 5409560, 10819120]

約数ペア:

[(1, 10819120), (2, 5409560), (4, 2704780), (5, 2163824), (8, 1352390), (10, 1081912), (13, 832240), (16, 676195), (20, 540956), (26, 416120), (40, 270478), (52, 208060), (65, 166448), (80, 135239), (101, 107120), (103, 105040), (104, 104030), (130, 83224), (202, 53560), (206, 52520), (208, 52015), (260, 41612), (404, 26780), (412, 26260), (505, 21424), (515, 21008), (520, 20806), (808, 13390), (824, 13130), (1010, 10712), (1030, 10504), (1040, 10403), (1313, 8240), (1339, 8080), (1616, 6695), (1648, 6565), (2020, 5356), (2060, 5252), (2626, 4120), (2678, 4040)]