7994020

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1277}}^1$

素因数の和:1599

約数の個数: 24

約数和(自身を含む): 16854264

約数和(自身を除く): 8860244

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1277, 1565, 2554, 3130, 5108, 6260, 6385, 12770, 25540, 399701, 799402, 1598804, 1998505, 3997010, 7994020]

約数ペア:

[(1, 7994020), (2, 3997010), (4, 1998505), (5, 1598804), (10, 799402), (20, 399701), (313, 25540), (626, 12770), (1252, 6385), (1277, 6260), (1565, 5108), (2554, 3130)]