3873902080

素因数分解:

$2^9\times 5^1\times {\mathrm{757}}^1\times {\mathrm{1999}}^1$

素因数の和:2779

約数の個数: 80

約数和(自身を含む): 9305208000

約数和(自身を除く): 5431305920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 757, 1280, 1514, 1999, 2560, 3028, 3785, 3998, 6056, 7570, 7996, 9995, 12112, 15140, 15992, 19990, 24224, 30280, 31984, 39980, 48448, 60560, 63968, 79960, 96896, 121120, 127936, 159920, 193792, 242240, 255872, 319840, 387584, 484480, 511744, 639680, 968960, 1023488, 1279360, 1513243, 1937920, 2558720, 3026486, 5117440, 6052972, 7566215, 12105944, 15132430, 24211888, 30264860, 48423776, 60529720, 96847552, 121059440, 193695104, 242118880, 387390208, 484237760, 774780416, 968475520, 1936951040, 3873902080]

約数ペア:

[(1, 3873902080), (2, 1936951040), (4, 968475520), (5, 774780416), (8, 484237760), (10, 387390208), (16, 242118880), (20, 193695104), (32, 121059440), (40, 96847552), (64, 60529720), (80, 48423776), (128, 30264860), (160, 24211888), (256, 15132430), (320, 12105944), (512, 7566215), (640, 6052972), (757, 5117440), (1280, 3026486), (1514, 2558720), (1999, 1937920), (2560, 1513243), (3028, 1279360), (3785, 1023488), (3998, 968960), (6056, 639680), (7570, 511744), (7996, 484480), (9995, 387584), (12112, 319840), (15140, 255872), (15992, 242240), (19990, 193792), (24224, 159920), (30280, 127936), (31984, 121120), (39980, 96896), (48448, 79960), (60560, 63968)]