8787220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33797}}^1$

素因数の和:33819

約数の個数: 24

約数和(自身を含む): 19873224

約数和(自身を除く): 11086004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 33797, 67594, 135188, 168985, 337970, 439361, 675940, 878722, 1757444, 2196805, 4393610, 8787220]

約数ペア:

[(1, 8787220), (2, 4393610), (4, 2196805), (5, 1757444), (10, 878722), (13, 675940), (20, 439361), (26, 337970), (52, 168985), (65, 135188), (130, 67594), (260, 33797)]