20236421420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14251001}}^1$

素因数の和:14251081

約数の個数: 24

約数和(自身を含む): 43095030048

約数和(自身を除く): 22858608628

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 14251001, 28502002, 57004004, 71255005, 142510010, 285020020, 1011821071, 2023642142, 4047284284, 5059105355, 10118210710, 20236421420]

約数ペア:

[(1, 20236421420), (2, 10118210710), (4, 5059105355), (5, 4047284284), (10, 2023642142), (20, 1011821071), (71, 285020020), (142, 142510010), (284, 71255005), (355, 57004004), (710, 28502002), (1420, 14251001)]