2580776144

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{1270067}}^1$

素因数の和:1270202

約数の個数: 20

約数和(自身を含む): 5039629824

約数和(自身を除く): 2458853680

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 1270067, 2540134, 5080268, 10160536, 20321072, 161298509, 322597018, 645194036, 1290388072, 2580776144]

約数ペア:

[(1, 2580776144), (2, 1290388072), (4, 645194036), (8, 322597018), (16, 161298509), (127, 20321072), (254, 10160536), (508, 5080268), (1016, 2540134), (2032, 1270067)]