79606840

素因数分解:

$2^3\times 5^1\times {\mathrm{1990171}}^1$

素因数の和:1990182

約数の個数: 16

約数和(自身を含む): 179115480

約数和(自身を除く): 99508640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1990171, 3980342, 7960684, 9950855, 15921368, 19901710, 39803420, 79606840]

約数ペア:

[(1, 79606840), (2, 39803420), (4, 19901710), (5, 15921368), (8, 9950855), (10, 7960684), (20, 3980342), (40, 1990171)]