286389680

素因数分解:

$2^4\times 5^1\times {\mathrm{3579871}}^1$

素因数の和:3579884

約数の個数: 20

約数和(自身を含む): 665856192

約数和(自身を除く): 379466512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3579871, 7159742, 14319484, 17899355, 28638968, 35798710, 57277936, 71597420, 143194840, 286389680]

約数ペア:

[(1, 286389680), (2, 143194840), (4, 71597420), (5, 57277936), (8, 35798710), (10, 28638968), (16, 17899355), (20, 14319484), (40, 7159742), (80, 3579871)]