23991440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:360

約数の個数: 80

約数和(自身を含む): 61603200

約数和(自身を除く): 37611760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 137, 176, 199, 220, 274, 398, 440, 548, 685, 796, 880, 995, 1096, 1370, 1507, 1592, 1990, 2189, 2192, 2740, 3014, 3184, 3980, 4378, 5480, 6028, 7535, 7960, 8756, 10945, 10960, 12056, 15070, 15920, 17512, 21890, 24112, 27263, 30140, 35024, 43780, 54526, 60280, 87560, 109052, 120560, 136315, 175120, 218104, 272630, 299893, 436208, 545260, 599786, 1090520, 1199572, 1499465, 2181040, 2399144, 2998930, 4798288, 5997860, 11995720, 23991440]

約数ペア:

[(1, 23991440), (2, 11995720), (4, 5997860), (5, 4798288), (8, 2998930), (10, 2399144), (11, 2181040), (16, 1499465), (20, 1199572), (22, 1090520), (40, 599786), (44, 545260), (55, 436208), (80, 299893), (88, 272630), (110, 218104), (137, 175120), (176, 136315), (199, 120560), (220, 109052), (274, 87560), (398, 60280), (440, 54526), (548, 43780), (685, 35024), (796, 30140), (880, 27263), (995, 24112), (1096, 21890), (1370, 17512), (1507, 15920), (1592, 15070), (1990, 12056), (2189, 10960), (2192, 10945), (2740, 8756), (3014, 7960), (3184, 7535), (3980, 6028), (4378, 5480)]