2498560

素因数分解:

$2^{13}\times 5^1\times {\mathrm{61}}^1$

素因数の和:92

約数の個数: 56

約数和(自身を含む): 6094476

約数和(自身を除く): 3595916

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 976, 1024, 1220, 1280, 1952, 2048, 2440, 2560, 3904, 4096, 4880, 5120, 7808, 8192, 9760, 10240, 15616, 19520, 20480, 31232, 39040, 40960, 62464, 78080, 124928, 156160, 249856, 312320, 499712, 624640, 1249280, 2498560]

約数ペア:

[(1, 2498560), (2, 1249280), (4, 624640), (5, 499712), (8, 312320), (10, 249856), (16, 156160), (20, 124928), (32, 78080), (40, 62464), (61, 40960), (64, 39040), (80, 31232), (122, 20480), (128, 19520), (160, 15616), (244, 10240), (256, 9760), (305, 8192), (320, 7808), (488, 5120), (512, 4880), (610, 4096), (640, 3904), (976, 2560), (1024, 2440), (1220, 2048), (1280, 1952)]