20193760

素因数分解:

$2^5\times 5^1\times {\mathrm{126211}}^1$

素因数の和:126226

約数の個数: 24

約数和(自身を含む): 47708136

約数和(自身を除く): 27514376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 126211, 252422, 504844, 631055, 1009688, 1262110, 2019376, 2524220, 4038752, 5048440, 10096880, 20193760]

約数ペア:

[(1, 20193760), (2, 10096880), (4, 5048440), (5, 4038752), (8, 2524220), (10, 2019376), (16, 1262110), (20, 1009688), (32, 631055), (40, 504844), (80, 252422), (160, 126211)]