2821440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{2939}}^1$

素因数の和:2959

約数の個数: 56

約数和(自身を含む): 8961120

約数和(自身を除く): 6139680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 2939, 5878, 8817, 11756, 14695, 17634, 23512, 29390, 35268, 44085, 47024, 58780, 70536, 88170, 94048, 117560, 141072, 176340, 188096, 235120, 282144, 352680, 470240, 564288, 705360, 940480, 1410720, 2821440]

約数ペア:

[(1, 2821440), (2, 1410720), (3, 940480), (4, 705360), (5, 564288), (6, 470240), (8, 352680), (10, 282144), (12, 235120), (15, 188096), (16, 176340), (20, 141072), (24, 117560), (30, 94048), (32, 88170), (40, 70536), (48, 58780), (60, 47024), (64, 44085), (80, 35268), (96, 29390), (120, 23512), (160, 17634), (192, 14695), (240, 11756), (320, 8817), (480, 5878), (960, 2939)]