156021820

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{9433}}^1$

素因数の和:10269

約数の個数: 24

約数和(自身を含む): 328076784

約数和(自身を除く): 172054964

約数列:

[1, 2, 4, 5, 10, 20, 827, 1654, 3308, 4135, 8270, 9433, 16540, 18866, 37732, 47165, 94330, 188660, 7801091, 15602182, 31204364, 39005455, 78010910, 156021820]

約数ペア:

[(1, 156021820), (2, 78010910), (4, 39005455), (5, 31204364), (10, 15602182), (20, 7801091), (827, 188660), (1654, 94330), (3308, 47165), (4135, 37732), (8270, 18866), (9433, 16540)]