156964954420

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{7076869}}^1$

素因数の和:7077987

約数の個数: 24

約数和(自身を含む): 329923679400

約数和(自身を除く): 172958724980

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5545, 11090, 22180, 7076869, 14153738, 28307476, 35384345, 70768690, 141537380, 7848247721, 15696495442, 31392990884, 39241238605, 78482477210, 156964954420]

約数ペア:

[(1, 156964954420), (2, 78482477210), (4, 39241238605), (5, 31392990884), (10, 15696495442), (20, 7848247721), (1109, 141537380), (2218, 70768690), (4436, 35384345), (5545, 28307476), (11090, 14153738), (22180, 7076869)]