22738640

素因数分解:

$2^4\times 5^1\times {\mathrm{284233}}^1$

素因数の和:284246

約数の個数: 20

約数和(自身を含む): 52867524

約数和(自身を除く): 30128884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 284233, 568466, 1136932, 1421165, 2273864, 2842330, 4547728, 5684660, 11369320, 22738640]

約数ペア:

[(1, 22738640), (2, 11369320), (4, 5684660), (5, 4547728), (8, 2842330), (10, 2273864), (16, 1421165), (20, 1136932), (40, 568466), (80, 284233)]