78811090

素因数分解:

$2^1\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{3919}}^1$

素因数の和:5937

約数の個数: 16

約数和(自身を含む): 141966720

約数和(自身を除く): 63155630

約数列:

[1, 2, 5, 10, 2011, 3919, 4022, 7838, 10055, 19595, 20110, 39190, 7881109, 15762218, 39405545, 78811090]

約数ペア:

[(1, 78811090), (2, 39405545), (5, 15762218), (10, 7881109), (2011, 39190), (3919, 20110), (4022, 19595), (7838, 10055)]