13738640

素因数分解:

$2^4\times 5^1\times {\mathrm{171733}}^1$

素因数の和:171746

約数の個数: 20

約数和(自身を含む): 31942524

約数和(自身を除く): 18203884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 171733, 343466, 686932, 858665, 1373864, 1717330, 2747728, 3434660, 6869320, 13738640]

約数ペア:

[(1, 13738640), (2, 6869320), (4, 3434660), (5, 2747728), (8, 1717330), (10, 1373864), (16, 858665), (20, 686932), (40, 343466), (80, 171733)]