814022720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{363403}}^1$

素因数の和:363427

約数の個数: 56

約数和(自身を含む): 2215310784

約数和(自身を除く): 1401288064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 363403, 726806, 1453612, 1817015, 2543821, 2907224, 3634030, 5087642, 5814448, 7268060, 10175284, 11628896, 12719105, 14536120, 20350568, 23257792, 25438210, 29072240, 40701136, 50876420, 58144480, 81402272, 101752840, 116288960, 162804544, 203505680, 407011360, 814022720]

約数ペア:

[(1, 814022720), (2, 407011360), (4, 203505680), (5, 162804544), (7, 116288960), (8, 101752840), (10, 81402272), (14, 58144480), (16, 50876420), (20, 40701136), (28, 29072240), (32, 25438210), (35, 23257792), (40, 20350568), (56, 14536120), (64, 12719105), (70, 11628896), (80, 10175284), (112, 7268060), (140, 5814448), (160, 5087642), (224, 3634030), (280, 2907224), (320, 2543821), (448, 1817015), (560, 1453612), (1120, 726806), (2240, 363403)]