318220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2273}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 764064

約数和(自身を除く): 445844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2273, 4546, 9092, 11365, 15911, 22730, 31822, 45460, 63644, 79555, 159110, 318220]

約数ペア:

[(1, 318220), (2, 159110), (4, 79555), (5, 63644), (7, 45460), (10, 31822), (14, 22730), (20, 15911), (28, 11365), (35, 9092), (70, 4546), (140, 2273)]