207922120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{742579}}^1$

素因数の和:742597

約数の個数: 32

約数和(自身を含む): 534657600

約数和(自身を除く): 326735480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 742579, 1485158, 2970316, 3712895, 5198053, 5940632, 7425790, 10396106, 14851580, 20792212, 25990265, 29703160, 41584424, 51980530, 103961060, 207922120]

約数ペア:

[(1, 207922120), (2, 103961060), (4, 51980530), (5, 41584424), (7, 29703160), (8, 25990265), (10, 20792212), (14, 14851580), (20, 10396106), (28, 7425790), (35, 5940632), (40, 5198053), (56, 3712895), (70, 2970316), (140, 1485158), (280, 742579)]