3678160

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2035

約数の個数: 40

約数和(自身を含む): 8928000

約数和(自身を除く): 5249840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 1999, 3998, 7996, 9995, 15992, 19990, 31984, 39980, 45977, 79960, 91954, 159920, 183908, 229885, 367816, 459770, 735632, 919540, 1839080, 3678160]

約数ペア:

[(1, 3678160), (2, 1839080), (4, 919540), (5, 735632), (8, 459770), (10, 367816), (16, 229885), (20, 183908), (23, 159920), (40, 91954), (46, 79960), (80, 45977), (92, 39980), (115, 31984), (184, 19990), (230, 15992), (368, 9995), (460, 7996), (920, 3998), (1840, 1999)]