138385930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1\times {\mathrm{1013}}^1$

素因数の和:1758

約数の個数: 32

約数和(自身を含む): 262828800

約数和(自身を除く): 124442870

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 719, 1013, 1438, 2026, 3595, 5065, 7190, 10130, 13661, 19247, 27322, 38494, 68305, 96235, 136610, 192470, 728347, 1456694, 3641735, 7283470, 13838593, 27677186, 69192965, 138385930]

約数ペア:

[(1, 138385930), (2, 69192965), (5, 27677186), (10, 13838593), (19, 7283470), (38, 3641735), (95, 1456694), (190, 728347), (719, 192470), (1013, 136610), (1438, 96235), (2026, 68305), (3595, 38494), (5065, 27322), (7190, 19247), (10130, 13661)]