21959040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11437}}^1$

素因数の和:11459

約数の個数: 64

約数和(自身を含む): 70000560

約数和(自身を除く): 48041520

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 11437, 22874, 34311, 45748, 57185, 68622, 91496, 114370, 137244, 171555, 182992, 228740, 274488, 343110, 365984, 457480, 548976, 686220, 731968, 914960, 1097952, 1372440, 1463936, 1829920, 2195904, 2744880, 3659840, 4391808, 5489760, 7319680, 10979520, 21959040]

約数ペア:

[(1, 21959040), (2, 10979520), (3, 7319680), (4, 5489760), (5, 4391808), (6, 3659840), (8, 2744880), (10, 2195904), (12, 1829920), (15, 1463936), (16, 1372440), (20, 1097952), (24, 914960), (30, 731968), (32, 686220), (40, 548976), (48, 457480), (60, 365984), (64, 343110), (80, 274488), (96, 228740), (120, 182992), (128, 171555), (160, 137244), (192, 114370), (240, 91496), (320, 68622), (384, 57185), (480, 45748), (640, 34311), (960, 22874), (1920, 11437)]