13639160

素因数分解:

$2^3\times 5^1\times {\mathrm{340979}}^1$

素因数の和:340990

約数の個数: 16

約数和(自身を含む): 30688200

約数和(自身を除く): 17049040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 340979, 681958, 1363916, 1704895, 2727832, 3409790, 6819580, 13639160]

約数ペア:

[(1, 13639160), (2, 6819580), (4, 3409790), (5, 2727832), (8, 1704895), (10, 1363916), (20, 681958), (40, 340979)]