1919540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13711}}^1$

素因数の和:13727

約数の個数: 24

約数和(自身を含む): 4607232

約数和(自身を除く): 2687692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13711, 27422, 54844, 68555, 95977, 137110, 191954, 274220, 383908, 479885, 959770, 1919540]

約数ペア:

[(1, 1919540), (2, 959770), (4, 479885), (5, 383908), (7, 274220), (10, 191954), (14, 137110), (20, 95977), (28, 68555), (35, 54844), (70, 27422), (140, 13711)]