11131420

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{827}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 23439024

約数和(自身を除く): 12307604

約数列:

[1, 2, 4, 5, 10, 20, 673, 827, 1346, 1654, 2692, 3308, 3365, 4135, 6730, 8270, 13460, 16540, 556571, 1113142, 2226284, 2782855, 5565710, 11131420]

約数ペア:

[(1, 11131420), (2, 5565710), (4, 2782855), (5, 2226284), (10, 1113142), (20, 556571), (673, 16540), (827, 13460), (1346, 8270), (1654, 6730), (2692, 4135), (3308, 3365)]