15016720

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{557}}^1$

素因数の和:907

約数の個数: 40

約数和(自身を含む): 35080344

約数和(自身を除く): 20063624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 557, 674, 1114, 1348, 1685, 2228, 2696, 2785, 3370, 4456, 5392, 5570, 6740, 8912, 11140, 13480, 22280, 26960, 44560, 187709, 375418, 750836, 938545, 1501672, 1877090, 3003344, 3754180, 7508360, 15016720]

約数ペア:

[(1, 15016720), (2, 7508360), (4, 3754180), (5, 3003344), (8, 1877090), (10, 1501672), (16, 938545), (20, 750836), (40, 375418), (80, 187709), (337, 44560), (557, 26960), (674, 22280), (1114, 13480), (1348, 11140), (1685, 8912), (2228, 6740), (2696, 5570), (2785, 5392), (3370, 4456)]