1276278320

素因数分解:

$2^4\times 5^1\times {\mathrm{593}}^1\times {\mathrm{26903}}^1$

素因数の和:27509

約数の個数: 40

約数和(自身を含む): 2972461536

約数和(自身を除く): 1696183216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 593, 1186, 2372, 2965, 4744, 5930, 9488, 11860, 23720, 26903, 47440, 53806, 107612, 134515, 215224, 269030, 430448, 538060, 1076120, 2152240, 15953479, 31906958, 63813916, 79767395, 127627832, 159534790, 255255664, 319069580, 638139160, 1276278320]

約数ペア:

[(1, 1276278320), (2, 638139160), (4, 319069580), (5, 255255664), (8, 159534790), (10, 127627832), (16, 79767395), (20, 63813916), (40, 31906958), (80, 15953479), (593, 2152240), (1186, 1076120), (2372, 538060), (2965, 430448), (4744, 269030), (5930, 215224), (9488, 134515), (11860, 107612), (23720, 53806), (26903, 47440)]