20479490

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 37964160

約数和(自身を除く): 17484670

約数列:

[1, 2, 5, 10, 59, 103, 118, 206, 295, 337, 515, 590, 674, 1030, 1685, 3370, 6077, 12154, 19883, 30385, 34711, 39766, 60770, 69422, 99415, 173555, 198830, 347110, 2047949, 4095898, 10239745, 20479490]

約数ペア:

[(1, 20479490), (2, 10239745), (5, 4095898), (10, 2047949), (59, 347110), (103, 198830), (118, 173555), (206, 99415), (295, 69422), (337, 60770), (515, 39766), (590, 34711), (674, 30385), (1030, 19883), (1685, 12154), (3370, 6077)]