111212620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1453}}^1$

素因数の和:1594

約数の個数: 48

約数和(自身を含む): 241829280

約数和(自身を除く): 130616660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 860, 890, 1453, 1780, 2906, 3827, 5812, 7265, 7654, 14530, 15308, 19135, 29060, 38270, 62479, 76540, 124958, 129317, 249916, 258634, 312395, 517268, 624790, 646585, 1249580, 1293170, 2586340, 5560631, 11121262, 22242524, 27803155, 55606310, 111212620]

約数ペア:

[(1, 111212620), (2, 55606310), (4, 27803155), (5, 22242524), (10, 11121262), (20, 5560631), (43, 2586340), (86, 1293170), (89, 1249580), (172, 646585), (178, 624790), (215, 517268), (356, 312395), (430, 258634), (445, 249916), (860, 129317), (890, 124958), (1453, 76540), (1780, 62479), (2906, 38270), (3827, 29060), (5812, 19135), (7265, 15308), (7654, 14530)]