20959918080

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{682289}}^1$

素因数の和:682319

約数の個数: 96

約数和(自身を含む): 67055461200

約数和(自身を除く): 46095543120

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, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 5120, 6144, 7680, 10240, 15360, 30720, 682289, 1364578, 2046867, 2729156, 3411445, 4093734, 5458312, 6822890, 8187468, 10234335, 10916624, 13645780, 16374936, 20468670, 21833248, 27291560, 32749872, 40937340, 43666496, 54583120, 65499744, 81874680, 87332992, 109166240, 130999488, 163749360, 174665984, 218332480, 261998976, 327498720, 349331968, 436664960, 523997952, 654997440, 698663936, 873329920, 1047995904, 1309994880, 1397327872, 1746659840, 2095991808, 2619989760, 3493319680, 4191983616, 5239979520, 6986639360, 10479959040, 20959918080]

約数ペア:

[(1, 20959918080), (2, 10479959040), (3, 6986639360), (4, 5239979520), (5, 4191983616), (6, 3493319680), (8, 2619989760), (10, 2095991808), (12, 1746659840), (15, 1397327872), (16, 1309994880), (20, 1047995904), (24, 873329920), (30, 698663936), (32, 654997440), (40, 523997952), (48, 436664960), (60, 349331968), (64, 327498720), (80, 261998976), (96, 218332480), (120, 174665984), (128, 163749360), (160, 130999488), (192, 109166240), (240, 87332992), (256, 81874680), (320, 65499744), (384, 54583120), (480, 43666496), (512, 40937340), (640, 32749872), (768, 27291560), (960, 21833248), (1024, 20468670), (1280, 16374936), (1536, 13645780), (1920, 10916624), (2048, 10234335), (2560, 8187468), (3072, 6822890), (3840, 5458312), (5120, 4093734), (6144, 3411445), (7680, 2729156), (10240, 2046867), (15360, 1364578), (30720, 682289)]