18665040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{937}}^1$

素因数の和:1036

約数の個数: 80

約数和(自身を含む): 58621248

約数和(自身を除く): 39956208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 937, 996, 1245, 1328, 1660, 1874, 1992, 2490, 2811, 3320, 3748, 3984, 4685, 4980, 5622, 6640, 7496, 9370, 9960, 11244, 14055, 14992, 18740, 19920, 22488, 28110, 37480, 44976, 56220, 74960, 77771, 112440, 155542, 224880, 233313, 311084, 388855, 466626, 622168, 777710, 933252, 1166565, 1244336, 1555420, 1866504, 2333130, 3110840, 3733008, 4666260, 6221680, 9332520, 18665040]

約数ペア:

[(1, 18665040), (2, 9332520), (3, 6221680), (4, 4666260), (5, 3733008), (6, 3110840), (8, 2333130), (10, 1866504), (12, 1555420), (15, 1244336), (16, 1166565), (20, 933252), (24, 777710), (30, 622168), (40, 466626), (48, 388855), (60, 311084), (80, 233313), (83, 224880), (120, 155542), (166, 112440), (240, 77771), (249, 74960), (332, 56220), (415, 44976), (498, 37480), (664, 28110), (830, 22488), (937, 19920), (996, 18740), (1245, 14992), (1328, 14055), (1660, 11244), (1874, 9960), (1992, 9370), (2490, 7496), (2811, 6640), (3320, 5622), (3748, 4980), (3984, 4685)]