256573004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{587}}^1\times {\mathrm{4751}}^1$

素因数の和:5365

約数の個数: 24

約数和(自身を含む): 469421568

約数和(自身を除く): 212848564

約数列:

[1, 2, 4, 23, 46, 92, 587, 1174, 2348, 4751, 9502, 13501, 19004, 27002, 54004, 109273, 218546, 437092, 2788837, 5577674, 11155348, 64143251, 128286502, 256573004]

約数ペア:

[(1, 256573004), (2, 128286502), (4, 64143251), (23, 11155348), (46, 5577674), (92, 2788837), (587, 437092), (1174, 218546), (2348, 109273), (4751, 54004), (9502, 27002), (13501, 19004)]