8822000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:435

約数の個数: 80

約数和(自身を含む): 23328864

約数和(自身を除く): 14506864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 401, 440, 500, 550, 802, 880, 1000, 1100, 1375, 1604, 2000, 2005, 2200, 2750, 3208, 4010, 4400, 4411, 5500, 6416, 8020, 8822, 10025, 11000, 16040, 17644, 20050, 22000, 22055, 32080, 35288, 40100, 44110, 50125, 70576, 80200, 88220, 100250, 110275, 160400, 176440, 200500, 220550, 352880, 401000, 441100, 551375, 802000, 882200, 1102750, 1764400, 2205500, 4411000, 8822000]

約数ペア:

[(1, 8822000), (2, 4411000), (4, 2205500), (5, 1764400), (8, 1102750), (10, 882200), (11, 802000), (16, 551375), (20, 441100), (22, 401000), (25, 352880), (40, 220550), (44, 200500), (50, 176440), (55, 160400), (80, 110275), (88, 100250), (100, 88220), (110, 80200), (125, 70576), (176, 50125), (200, 44110), (220, 40100), (250, 35288), (275, 32080), (400, 22055), (401, 22000), (440, 20050), (500, 17644), (550, 16040), (802, 11000), (880, 10025), (1000, 8822), (1100, 8020), (1375, 6416), (1604, 5500), (2000, 4411), (2005, 4400), (2200, 4010), (2750, 3208)]