4557100

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:442

約数の個数: 36

約数和(自身を含む): 9982000

約数和(自身を除く): 5424900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 229, 398, 458, 796, 916, 995, 1145, 1990, 2290, 3980, 4580, 4975, 5725, 9950, 11450, 19900, 22900, 45571, 91142, 182284, 227855, 455710, 911420, 1139275, 2278550, 4557100]

約数ペア:

[(1, 4557100), (2, 2278550), (4, 1139275), (5, 911420), (10, 455710), (20, 227855), (25, 182284), (50, 91142), (100, 45571), (199, 22900), (229, 19900), (398, 11450), (458, 9950), (796, 5725), (916, 4975), (995, 4580), (1145, 3980), (1990, 2290)]