418000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:53

約数の個数: 80

約数和(自身を含む): 1160640

約数和(自身を除く): 742640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 125, 152, 176, 190, 200, 209, 220, 250, 275, 304, 380, 400, 418, 440, 475, 500, 550, 760, 836, 880, 950, 1000, 1045, 1100, 1375, 1520, 1672, 1900, 2000, 2090, 2200, 2375, 2750, 3344, 3800, 4180, 4400, 4750, 5225, 5500, 7600, 8360, 9500, 10450, 11000, 16720, 19000, 20900, 22000, 26125, 38000, 41800, 52250, 83600, 104500, 209000, 418000]

約数ペア:

[(1, 418000), (2, 209000), (4, 104500), (5, 83600), (8, 52250), (10, 41800), (11, 38000), (16, 26125), (19, 22000), (20, 20900), (22, 19000), (25, 16720), (38, 11000), (40, 10450), (44, 9500), (50, 8360), (55, 7600), (76, 5500), (80, 5225), (88, 4750), (95, 4400), (100, 4180), (110, 3800), (125, 3344), (152, 2750), (176, 2375), (190, 2200), (200, 2090), (209, 2000), (220, 1900), (250, 1672), (275, 1520), (304, 1375), (380, 1100), (400, 1045), (418, 1000), (440, 950), (475, 880), (500, 836), (550, 760)]