427802000

素因数分解:

$2^4\times 5^3\times {\mathrm{213901}}^1$

素因数の和:213924

約数の個数: 40

約数和(自身を含む): 1034430072

約数和(自身を除く): 606628072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 213901, 427802, 855604, 1069505, 1711208, 2139010, 3422416, 4278020, 5347525, 8556040, 10695050, 17112080, 21390100, 26737625, 42780200, 53475250, 85560400, 106950500, 213901000, 427802000]

約数ペア:

[(1, 427802000), (2, 213901000), (4, 106950500), (5, 85560400), (8, 53475250), (10, 42780200), (16, 26737625), (20, 21390100), (25, 17112080), (40, 10695050), (50, 8556040), (80, 5347525), (100, 4278020), (125, 3422416), (200, 2139010), (250, 1711208), (400, 1069505), (500, 855604), (1000, 427802), (2000, 213901)]