2719780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19427}}^1$

素因数の和:19443

約数の個数: 24

約数和(自身を含む): 6527808

約数和(自身を除く): 3808028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19427, 38854, 77708, 97135, 135989, 194270, 271978, 388540, 543956, 679945, 1359890, 2719780]

約数ペア:

[(1, 2719780), (2, 1359890), (4, 679945), (5, 543956), (7, 388540), (10, 271978), (14, 194270), (20, 135989), (28, 97135), (35, 77708), (70, 38854), (140, 19427)]