2744420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19603}}^1$

素因数の和:19619

約数の個数: 24

約数和(自身を含む): 6586944

約数和(自身を除く): 3842524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19603, 39206, 78412, 98015, 137221, 196030, 274442, 392060, 548884, 686105, 1372210, 2744420]

約数ペア:

[(1, 2744420), (2, 1372210), (4, 686105), (5, 548884), (7, 392060), (10, 274442), (14, 196030), (20, 137221), (28, 98015), (35, 78412), (70, 39206), (140, 19603)]