13117340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21157}}^1$

素因数の和:21197

約数の個数: 24

約数和(自身を含む): 28436352

約数和(自身を除く): 15319012

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 21157, 42314, 84628, 105785, 211570, 423140, 655867, 1311734, 2623468, 3279335, 6558670, 13117340]

約数ペア:

[(1, 13117340), (2, 6558670), (4, 3279335), (5, 2623468), (10, 1311734), (20, 655867), (31, 423140), (62, 211570), (124, 105785), (155, 84628), (310, 42314), (620, 21157)]