2016126920

素因数分解:

$2^3\times 5^1\times {\mathrm{6781}}^1\times {\mathrm{7433}}^1$

素因数の和:14225

約数の個数: 32

約数和(自身を含む): 4537564920

約数和(自身を除く): 2521438000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6781, 7433, 13562, 14866, 27124, 29732, 33905, 37165, 54248, 59464, 67810, 74330, 135620, 148660, 271240, 297320, 50403173, 100806346, 201612692, 252015865, 403225384, 504031730, 1008063460, 2016126920]

約数ペア:

[(1, 2016126920), (2, 1008063460), (4, 504031730), (5, 403225384), (8, 252015865), (10, 201612692), (20, 100806346), (40, 50403173), (6781, 297320), (7433, 271240), (13562, 148660), (14866, 135620), (27124, 74330), (29732, 67810), (33905, 59464), (37165, 54248)]