1919040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{1999}}^1$

素因数の和:2019

約数の個数: 56

約数和(自身を含む): 6096000

約数和(自身を除く): 4176960

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, 160, 192, 240, 320, 480, 960, 1999, 3998, 5997, 7996, 9995, 11994, 15992, 19990, 23988, 29985, 31984, 39980, 47976, 59970, 63968, 79960, 95952, 119940, 127936, 159920, 191904, 239880, 319840, 383808, 479760, 639680, 959520, 1919040]

約数ペア:

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