4474000

素因数分解:

$2^4\times 5^3\times {\mathrm{2237}}^1$

素因数の和:2260

約数の個数: 40

約数和(自身を含む): 10822968

約数和(自身を除く): 6348968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 2237, 4474, 8948, 11185, 17896, 22370, 35792, 44740, 55925, 89480, 111850, 178960, 223700, 279625, 447400, 559250, 894800, 1118500, 2237000, 4474000]

約数ペア:

[(1, 4474000), (2, 2237000), (4, 1118500), (5, 894800), (8, 559250), (10, 447400), (16, 279625), (20, 223700), (25, 178960), (40, 111850), (50, 89480), (80, 55925), (100, 44740), (125, 35792), (200, 22370), (250, 17896), (400, 11185), (500, 8948), (1000, 4474), (2000, 2237)]