21622000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:611

約数の個数: 80

約数和(自身を含む): 55130400

約数和(自身を除く): 33508400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 569, 760, 950, 1000, 1138, 1520, 1900, 2000, 2276, 2375, 2845, 3800, 4552, 4750, 5690, 7600, 9104, 9500, 10811, 11380, 14225, 19000, 21622, 22760, 28450, 38000, 43244, 45520, 54055, 56900, 71125, 86488, 108110, 113800, 142250, 172976, 216220, 227600, 270275, 284500, 432440, 540550, 569000, 864880, 1081100, 1138000, 1351375, 2162200, 2702750, 4324400, 5405500, 10811000, 21622000]

約数ペア:

[(1, 21622000), (2, 10811000), (4, 5405500), (5, 4324400), (8, 2702750), (10, 2162200), (16, 1351375), (19, 1138000), (20, 1081100), (25, 864880), (38, 569000), (40, 540550), (50, 432440), (76, 284500), (80, 270275), (95, 227600), (100, 216220), (125, 172976), (152, 142250), (190, 113800), (200, 108110), (250, 86488), (304, 71125), (380, 56900), (400, 54055), (475, 45520), (500, 43244), (569, 38000), (760, 28450), (950, 22760), (1000, 21622), (1138, 19000), (1520, 14225), (1900, 11380), (2000, 10811), (2276, 9500), (2375, 9104), (2845, 7600), (3800, 5690), (4552, 4750)]