28222440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{937}}^1$

素因数の和:1202

約数の個数: 64

約数和(自身を含む): 85095360

約数和(自身を除く): 56872920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 937, 1004, 1255, 1506, 1874, 2008, 2510, 2811, 3012, 3748, 3765, 4685, 5020, 5622, 6024, 7496, 7530, 9370, 10040, 11244, 14055, 15060, 18740, 22488, 28110, 30120, 37480, 56220, 112440, 235187, 470374, 705561, 940748, 1175935, 1411122, 1881496, 2351870, 2822244, 3527805, 4703740, 5644488, 7055610, 9407480, 14111220, 28222440]

約数ペア:

[(1, 28222440), (2, 14111220), (3, 9407480), (4, 7055610), (5, 5644488), (6, 4703740), (8, 3527805), (10, 2822244), (12, 2351870), (15, 1881496), (20, 1411122), (24, 1175935), (30, 940748), (40, 705561), (60, 470374), (120, 235187), (251, 112440), (502, 56220), (753, 37480), (937, 30120), (1004, 28110), (1255, 22488), (1506, 18740), (1874, 15060), (2008, 14055), (2510, 11244), (2811, 10040), (3012, 9370), (3748, 7530), (3765, 7496), (4685, 6024), (5020, 5622)]