20274840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18773}}^1$

素因数の和:18793

約数の個数: 64

約数和(自身を含む): 67586400

約数和(自身を除く): 47311560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18773, 37546, 56319, 75092, 93865, 112638, 150184, 168957, 187730, 225276, 281595, 337914, 375460, 450552, 506871, 563190, 675828, 750920, 844785, 1013742, 1126380, 1351656, 1689570, 2027484, 2252760, 2534355, 3379140, 4054968, 5068710, 6758280, 10137420, 20274840]

約数ペア:

[(1, 20274840), (2, 10137420), (3, 6758280), (4, 5068710), (5, 4054968), (6, 3379140), (8, 2534355), (9, 2252760), (10, 2027484), (12, 1689570), (15, 1351656), (18, 1126380), (20, 1013742), (24, 844785), (27, 750920), (30, 675828), (36, 563190), (40, 506871), (45, 450552), (54, 375460), (60, 337914), (72, 281595), (90, 225276), (108, 187730), (120, 168957), (135, 150184), (180, 112638), (216, 93865), (270, 75092), (360, 56319), (540, 37546), (1080, 18773)]