997520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:387

約数の個数: 40

約数和(自身を含む): 2388984

約数和(自身を除く): 1391464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 337, 370, 592, 674, 740, 1348, 1480, 1685, 2696, 2960, 3370, 5392, 6740, 12469, 13480, 24938, 26960, 49876, 62345, 99752, 124690, 199504, 249380, 498760, 997520]

約数ペア:

[(1, 997520), (2, 498760), (4, 249380), (5, 199504), (8, 124690), (10, 99752), (16, 62345), (20, 49876), (37, 26960), (40, 24938), (74, 13480), (80, 12469), (148, 6740), (185, 5392), (296, 3370), (337, 2960), (370, 2696), (592, 1685), (674, 1480), (740, 1348)]