120087680

素因数分解:

$2^7\times 5^1\times {\mathrm{187637}}^1$

素因数の和:187656

約数の個数: 32

約数和(自身を含む): 287086140

約数和(自身を除く): 166998460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 187637, 375274, 750548, 938185, 1501096, 1876370, 3002192, 3752740, 6004384, 7505480, 12008768, 15010960, 24017536, 30021920, 60043840, 120087680]

約数ペア:

[(1, 120087680), (2, 60043840), (4, 30021920), (5, 24017536), (8, 15010960), (10, 12008768), (16, 7505480), (20, 6004384), (32, 3752740), (40, 3002192), (64, 1876370), (80, 1501096), (128, 938185), (160, 750548), (320, 375274), (640, 187637)]