30538940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 67459392

約数和(自身を除く): 36920452

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 197, 230, 337, 394, 460, 674, 788, 985, 1348, 1685, 1970, 3370, 3940, 4531, 6740, 7751, 9062, 15502, 18124, 22655, 31004, 38755, 45310, 66389, 77510, 90620, 132778, 155020, 265556, 331945, 663890, 1327780, 1526947, 3053894, 6107788, 7634735, 15269470, 30538940]

約数ペア:

[(1, 30538940), (2, 15269470), (4, 7634735), (5, 6107788), (10, 3053894), (20, 1526947), (23, 1327780), (46, 663890), (92, 331945), (115, 265556), (197, 155020), (230, 132778), (337, 90620), (394, 77510), (460, 66389), (674, 45310), (788, 38755), (985, 31004), (1348, 22655), (1685, 18124), (1970, 15502), (3370, 9062), (3940, 7751), (4531, 6740)]