789365680

素因数分解:

$2^4\times 5^1\times {\mathrm{9867071}}^1$

素因数の和:9867084

約数の個数: 20

約数和(自身を含む): 1835275392

約数和(自身を除く): 1045909712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9867071, 19734142, 39468284, 49335355, 78936568, 98670710, 157873136, 197341420, 394682840, 789365680]

約数ペア:

[(1, 789365680), (2, 394682840), (4, 197341420), (5, 157873136), (8, 98670710), (10, 78936568), (16, 49335355), (20, 39468284), (40, 19734142), (80, 9867071)]