3838080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1999}}^1$

素因数の和:2021

約数の個数: 64

約数和(自身を含む): 12240000

約数和(自身を除く): 8401920

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, 1999, 3998, 5997, 7996, 9995, 11994, 15992, 19990, 23988, 29985, 31984, 39980, 47976, 59970, 63968, 79960, 95952, 119940, 127936, 159920, 191904, 239880, 255872, 319840, 383808, 479760, 639680, 767616, 959520, 1279360, 1919040, 3838080]

約数ペア:

[(1, 3838080), (2, 1919040), (3, 1279360), (4, 959520), (5, 767616), (6, 639680), (8, 479760), (10, 383808), (12, 319840), (15, 255872), (16, 239880), (20, 191904), (24, 159920), (30, 127936), (32, 119940), (40, 95952), (48, 79960), (60, 63968), (64, 59970), (80, 47976), (96, 39980), (120, 31984), (128, 29985), (160, 23988), (192, 19990), (240, 15992), (320, 11994), (384, 9995), (480, 7996), (640, 5997), (960, 3998), (1920, 1999)]