2563385

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 3575040

約数和(自身を除く): 1011655

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 223, 605, 1045, 1115, 2299, 2453, 4237, 11495, 12265, 21185, 26983, 46607, 134915, 233035, 512677, 2563385]

約数ペア:

[(1, 2563385), (5, 512677), (11, 233035), (19, 134915), (55, 46607), (95, 26983), (121, 21185), (209, 12265), (223, 11495), (605, 4237), (1045, 2453), (1115, 2299)]