40942000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1861}}^1$

素因数の和:1895

約数の個数: 80

約数和(自身を含む): 108055584

約数和(自身を除く): 67113584

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, 440, 500, 550, 880, 1000, 1100, 1375, 1861, 2000, 2200, 2750, 3722, 4400, 5500, 7444, 9305, 11000, 14888, 18610, 20471, 22000, 29776, 37220, 40942, 46525, 74440, 81884, 93050, 102355, 148880, 163768, 186100, 204710, 232625, 327536, 372200, 409420, 465250, 511775, 744400, 818840, 930500, 1023550, 1637680, 1861000, 2047100, 2558875, 3722000, 4094200, 5117750, 8188400, 10235500, 20471000, 40942000]

約数ペア:

[(1, 40942000), (2, 20471000), (4, 10235500), (5, 8188400), (8, 5117750), (10, 4094200), (11, 3722000), (16, 2558875), (20, 2047100), (22, 1861000), (25, 1637680), (40, 1023550), (44, 930500), (50, 818840), (55, 744400), (80, 511775), (88, 465250), (100, 409420), (110, 372200), (125, 327536), (176, 232625), (200, 204710), (220, 186100), (250, 163768), (275, 148880), (400, 102355), (440, 93050), (500, 81884), (550, 74440), (880, 46525), (1000, 40942), (1100, 37220), (1375, 29776), (1861, 22000), (2000, 20471), (2200, 18610), (2750, 14888), (3722, 11000), (4400, 9305), (5500, 7444)]