1711780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{12227}}^1$

素因数の和:12243

約数の個数: 24

約数和(自身を含む): 4108608

約数和(自身を除く): 2396828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 12227, 24454, 48908, 61135, 85589, 122270, 171178, 244540, 342356, 427945, 855890, 1711780]

約数ペア:

[(1, 1711780), (2, 855890), (4, 427945), (5, 342356), (7, 244540), (10, 171178), (14, 122270), (20, 85589), (28, 61135), (35, 48908), (70, 24454), (140, 12227)]