512240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:369

約数の個数: 40

約数和(自身を含む): 1257360

約数和(自身を除く): 745120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 337, 380, 674, 760, 1348, 1520, 1685, 2696, 3370, 5392, 6403, 6740, 12806, 13480, 25612, 26960, 32015, 51224, 64030, 102448, 128060, 256120, 512240]

約数ペア:

[(1, 512240), (2, 256120), (4, 128060), (5, 102448), (8, 64030), (10, 51224), (16, 32015), (19, 26960), (20, 25612), (38, 13480), (40, 12806), (76, 6740), (80, 6403), (95, 5392), (152, 3370), (190, 2696), (304, 1685), (337, 1520), (380, 1348), (674, 760)]