140271520

素因数分解:

$2^5\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1979}}^1$

素因数の和:2437

約数の個数: 48

約数和(自身を含む): 332307360

約数和(自身を除く): 192035840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 443, 886, 1772, 1979, 2215, 3544, 3958, 4430, 7088, 7916, 8860, 9895, 14176, 15832, 17720, 19790, 31664, 35440, 39580, 63328, 70880, 79160, 158320, 316640, 876697, 1753394, 3506788, 4383485, 7013576, 8766970, 14027152, 17533940, 28054304, 35067880, 70135760, 140271520]

約数ペア:

[(1, 140271520), (2, 70135760), (4, 35067880), (5, 28054304), (8, 17533940), (10, 14027152), (16, 8766970), (20, 7013576), (32, 4383485), (40, 3506788), (80, 1753394), (160, 876697), (443, 316640), (886, 158320), (1772, 79160), (1979, 70880), (2215, 63328), (3544, 39580), (3958, 35440), (4430, 31664), (7088, 19790), (7916, 17720), (8860, 15832), (9895, 14176)]