2017484800

素因数分解:

$2^{13}\times 5^2\times {\mathrm{9851}}^1$

素因数の和:9887

約数の個数: 84

約数和(自身を含む): 5003564796

約数和(自身を除く): 2986079996

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2048, 2560, 3200, 4096, 5120, 6400, 8192, 9851, 10240, 12800, 19702, 20480, 25600, 39404, 40960, 49255, 51200, 78808, 98510, 102400, 157616, 197020, 204800, 246275, 315232, 394040, 492550, 630464, 788080, 985100, 1260928, 1576160, 1970200, 2521856, 3152320, 3940400, 5043712, 6304640, 7880800, 10087424, 12609280, 15761600, 20174848, 25218560, 31523200, 40349696, 50437120, 63046400, 80699392, 100874240, 126092800, 201748480, 252185600, 403496960, 504371200, 1008742400, 2017484800]

約数ペア:

[(1, 2017484800), (2, 1008742400), (4, 504371200), (5, 403496960), (8, 252185600), (10, 201748480), (16, 126092800), (20, 100874240), (25, 80699392), (32, 63046400), (40, 50437120), (50, 40349696), (64, 31523200), (80, 25218560), (100, 20174848), (128, 15761600), (160, 12609280), (200, 10087424), (256, 7880800), (320, 6304640), (400, 5043712), (512, 3940400), (640, 3152320), (800, 2521856), (1024, 1970200), (1280, 1576160), (1600, 1260928), (2048, 985100), (2560, 788080), (3200, 630464), (4096, 492550), (5120, 394040), (6400, 315232), (8192, 246275), (9851, 204800), (10240, 197020), (12800, 157616), (19702, 102400), (20480, 98510), (25600, 78808), (39404, 51200), (40960, 49255)]