126907280

素因数分解:

$2^4\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1693}}^1$

素因数の和:2643

約数の個数: 40

約数和(自身を含む): 295548792

約数和(自身を除く): 168641512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 937, 1693, 1874, 3386, 3748, 4685, 6772, 7496, 8465, 9370, 13544, 14992, 16930, 18740, 27088, 33860, 37480, 67720, 74960, 135440, 1586341, 3172682, 6345364, 7931705, 12690728, 15863410, 25381456, 31726820, 63453640, 126907280]

約数ペア:

[(1, 126907280), (2, 63453640), (4, 31726820), (5, 25381456), (8, 15863410), (10, 12690728), (16, 7931705), (20, 6345364), (40, 3172682), (80, 1586341), (937, 135440), (1693, 74960), (1874, 67720), (3386, 37480), (3748, 33860), (4685, 27088), (6772, 18740), (7496, 16930), (8465, 14992), (9370, 13544)]