2971780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{21227}}^1$

素因数の和:21243

約数の個数: 24

約数和(自身を含む): 7132608

約数和(自身を除く): 4160828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 21227, 42454, 84908, 106135, 148589, 212270, 297178, 424540, 594356, 742945, 1485890, 2971780]

約数ペア:

[(1, 2971780), (2, 1485890), (4, 742945), (5, 594356), (7, 424540), (10, 297178), (14, 212270), (20, 148589), (28, 106135), (35, 84908), (70, 42454), (140, 21227)]