7986460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21017}}^1$

素因数の和:21045

約数の個数: 24

約数和(自身を含む): 17655120

約数和(自身を除く): 9668660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 21017, 42034, 84068, 105085, 210170, 399323, 420340, 798646, 1597292, 1996615, 3993230, 7986460]

約数ペア:

[(1, 7986460), (2, 3993230), (4, 1996615), (5, 1597292), (10, 798646), (19, 420340), (20, 399323), (38, 210170), (76, 105085), (95, 84068), (190, 42034), (380, 21017)]