8986000

素因数分解:

$2^4\times 5^3\times {\mathrm{4493}}^1$

素因数の和:4516

約数の個数: 40

約数和(自身を含む): 21732984

約数和(自身を除く): 12746984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 4493, 8986, 17972, 22465, 35944, 44930, 71888, 89860, 112325, 179720, 224650, 359440, 449300, 561625, 898600, 1123250, 1797200, 2246500, 4493000, 8986000]

約数ペア:

[(1, 8986000), (2, 4493000), (4, 2246500), (5, 1797200), (8, 1123250), (10, 898600), (16, 561625), (20, 449300), (25, 359440), (40, 224650), (50, 179720), (80, 112325), (100, 89860), (125, 71888), (200, 44930), (250, 35944), (400, 22465), (500, 17972), (1000, 8986), (2000, 4493)]