13090640

素因数分解:

$2^4\times 5^1\times {\mathrm{163633}}^1$

素因数の和:163646

約数の個数: 20

約数和(自身を含む): 30435924

約数和(自身を除く): 17345284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163633, 327266, 654532, 818165, 1309064, 1636330, 2618128, 3272660, 6545320, 13090640]

約数ペア:

[(1, 13090640), (2, 6545320), (4, 3272660), (5, 2618128), (8, 1636330), (10, 1309064), (16, 818165), (20, 654532), (40, 327266), (80, 163633)]