195000380

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{11621}}^1$

素因数の和:12469

約数の個数: 24

約数和(自身を含む): 410024160

約数和(自身を除く): 215023780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 8390, 11621, 16780, 23242, 46484, 58105, 116210, 232420, 9750019, 19500038, 39000076, 48750095, 97500190, 195000380]

約数ペア:

[(1, 195000380), (2, 97500190), (4, 48750095), (5, 39000076), (10, 19500038), (20, 9750019), (839, 232420), (1678, 116210), (3356, 58105), (4195, 46484), (8390, 23242), (11621, 16780)]