2565403940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{613733}}^1$

素因数の和:613772

約数の個数: 48

約数和(自身を含む): 6186438720

約数和(自身を除く): 3621034780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 613733, 1227466, 2454932, 3068665, 6137330, 6751063, 11660927, 12274660, 13502126, 23321854, 27004252, 33755315, 46643708, 58304635, 67510630, 116609270, 128270197, 135021260, 233218540, 256540394, 513080788, 641350985, 1282701970, 2565403940]

約数ペア:

[(1, 2565403940), (2, 1282701970), (4, 641350985), (5, 513080788), (10, 256540394), (11, 233218540), (19, 135021260), (20, 128270197), (22, 116609270), (38, 67510630), (44, 58304635), (55, 46643708), (76, 33755315), (95, 27004252), (110, 23321854), (190, 13502126), (209, 12274660), (220, 11660927), (380, 6751063), (418, 6137330), (836, 3068665), (1045, 2454932), (2090, 1227466), (4180, 613733)]