7890842380

素因数分解:

$2^2\times 5^1\times {\mathrm{16189}}^1\times {\mathrm{24371}}^1$

素因数の和:40569

約数の個数: 24

約数和(自身を含む): 16572472560

約数和(自身を除く): 8681630180

約数列:

[1, 2, 4, 5, 10, 20, 16189, 24371, 32378, 48742, 64756, 80945, 97484, 121855, 161890, 243710, 323780, 487420, 394542119, 789084238, 1578168476, 1972710595, 3945421190, 7890842380]

約数ペア:

[(1, 7890842380), (2, 3945421190), (4, 1972710595), (5, 1578168476), (10, 789084238), (20, 394542119), (16189, 487420), (24371, 323780), (32378, 243710), (48742, 161890), (64756, 121855), (80945, 97484)]