1900780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13577}}^1$

素因数の和:13593

約数の個数: 24

約数和(自身を含む): 4562208

約数和(自身を除く): 2661428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13577, 27154, 54308, 67885, 95039, 135770, 190078, 271540, 380156, 475195, 950390, 1900780]

約数ペア:

[(1, 1900780), (2, 950390), (4, 475195), (5, 380156), (7, 271540), (10, 190078), (14, 135770), (20, 95039), (28, 67885), (35, 54308), (70, 27154), (140, 13577)]