7578740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 17367168

約数和(自身を除く): 9788428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 283, 412, 515, 566, 1030, 1132, 1339, 1415, 2060, 2678, 2830, 3679, 5356, 5660, 6695, 7358, 13390, 14716, 18395, 26780, 29149, 36790, 58298, 73580, 116596, 145745, 291490, 378937, 582980, 757874, 1515748, 1894685, 3789370, 7578740]

約数ペア:

[(1, 7578740), (2, 3789370), (4, 1894685), (5, 1515748), (10, 757874), (13, 582980), (20, 378937), (26, 291490), (52, 145745), (65, 116596), (103, 73580), (130, 58298), (206, 36790), (260, 29149), (283, 26780), (412, 18395), (515, 14716), (566, 13390), (1030, 7358), (1132, 6695), (1339, 5660), (1415, 5356), (2060, 3679), (2678, 2830)]