2009492020

素因数分解:

$2^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{183683}}^1$

素因数の和:184239

約数の個数: 24

約数和(自身を含む): 4227670944

約数和(自身を除く): 2218178924

約数列:

[1, 2, 4, 5, 10, 20, 547, 1094, 2188, 2735, 5470, 10940, 183683, 367366, 734732, 918415, 1836830, 3673660, 100474601, 200949202, 401898404, 502373005, 1004746010, 2009492020]

約数ペア:

[(1, 2009492020), (2, 1004746010), (4, 502373005), (5, 401898404), (10, 200949202), (20, 100474601), (547, 3673660), (1094, 1836830), (2188, 918415), (2735, 734732), (5470, 367366), (10940, 183683)]