31328140

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{4133}}^1$

素因数の和:4521

約数の個数: 24

約数和(自身を含む): 65978640

約数和(自身を除く): 34650500

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 4133, 7580, 8266, 16532, 20665, 41330, 82660, 1566407, 3132814, 6265628, 7832035, 15664070, 31328140]

約数ペア:

[(1, 31328140), (2, 15664070), (4, 7832035), (5, 6265628), (10, 3132814), (20, 1566407), (379, 82660), (758, 41330), (1516, 20665), (1895, 16532), (3790, 8266), (4133, 7580)]