317660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2269}}^1$

素因数の和:2285

約数の個数: 24

約数和(自身を含む): 762720

約数和(自身を除く): 445060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2269, 4538, 9076, 11345, 15883, 22690, 31766, 45380, 63532, 79415, 158830, 317660]

約数ペア:

[(1, 317660), (2, 158830), (4, 79415), (5, 63532), (7, 45380), (10, 31766), (14, 22690), (20, 15883), (28, 11345), (35, 9076), (70, 4538), (140, 2269)]