2013227920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{55799}}^1$

素因数の和:55864

約数の個数: 80

約数和(自身を含む): 5230915200

約数和(自身を除く): 3217687280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 880, 902, 1640, 1804, 2255, 3280, 3608, 4510, 7216, 9020, 18040, 36080, 55799, 111598, 223196, 278995, 446392, 557990, 613789, 892784, 1115980, 1227578, 2231960, 2287759, 2455156, 3068945, 4463920, 4575518, 4910312, 6137890, 9151036, 9820624, 11438795, 12275780, 18302072, 22877590, 24551560, 25165349, 36604144, 45755180, 49103120, 50330698, 91510360, 100661396, 125826745, 183020720, 201322792, 251653490, 402645584, 503306980, 1006613960, 2013227920]

約数ペア:

[(1, 2013227920), (2, 1006613960), (4, 503306980), (5, 402645584), (8, 251653490), (10, 201322792), (11, 183020720), (16, 125826745), (20, 100661396), (22, 91510360), (40, 50330698), (41, 49103120), (44, 45755180), (55, 36604144), (80, 25165349), (82, 24551560), (88, 22877590), (110, 18302072), (164, 12275780), (176, 11438795), (205, 9820624), (220, 9151036), (328, 6137890), (410, 4910312), (440, 4575518), (451, 4463920), (656, 3068945), (820, 2455156), (880, 2287759), (902, 2231960), (1640, 1227578), (1804, 1115980), (2255, 892784), (3280, 613789), (3608, 557990), (4510, 446392), (7216, 278995), (9020, 223196), (18040, 111598), (36080, 55799)]