28624270

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20593}}^1$

素因数の和:20739

約数の個数: 16

約数和(自身を含む): 51896880

約数和(自身を除く): 23272610

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 20593, 41186, 102965, 205930, 2862427, 5724854, 14312135, 28624270]

約数ペア:

[(1, 28624270), (2, 14312135), (5, 5724854), (10, 2862427), (139, 205930), (278, 102965), (695, 41186), (1390, 20593)]