9195400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 22320000

約数和(自身を除く): 13124600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 1999, 2300, 3998, 4600, 7996, 9995, 15992, 19990, 39980, 45977, 49975, 79960, 91954, 99950, 183908, 199900, 229885, 367816, 399800, 459770, 919540, 1149425, 1839080, 2298850, 4597700, 9195400]

約数ペア:

[(1, 9195400), (2, 4597700), (4, 2298850), (5, 1839080), (8, 1149425), (10, 919540), (20, 459770), (23, 399800), (25, 367816), (40, 229885), (46, 199900), (50, 183908), (92, 99950), (100, 91954), (115, 79960), (184, 49975), (200, 45977), (230, 39980), (460, 19990), (575, 15992), (920, 9995), (1150, 7996), (1999, 4600), (2300, 3998)]