8470191020

素因数分解:

$2^2\times 5^1\times {\mathrm{423509551}}^1$

素因数の和:423509560

約数の個数: 12

約数和(自身を含む): 17787401184

約数和(自身を除く): 9317210164

約数列:

[1, 2, 4, 5, 10, 20, 423509551, 847019102, 1694038204, 2117547755, 4235095510, 8470191020]

約数ペア:

[(1, 8470191020), (2, 4235095510), (4, 2117547755), (5, 1694038204), (10, 847019102), (20, 423509551)]