20768156900

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{2844953}}^1$

素因数の和:2845040

約数の個数: 36

約数和(自身を含む): 45684271332

約数和(自身を除く): 24916114432

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 292, 365, 730, 1460, 1825, 3650, 7300, 2844953, 5689906, 11379812, 14224765, 28449530, 56899060, 71123825, 142247650, 207681569, 284495300, 415363138, 830726276, 1038407845, 2076815690, 4153631380, 5192039225, 10384078450, 20768156900]

約数ペア:

[(1, 20768156900), (2, 10384078450), (4, 5192039225), (5, 4153631380), (10, 2076815690), (20, 1038407845), (25, 830726276), (50, 415363138), (73, 284495300), (100, 207681569), (146, 142247650), (292, 71123825), (365, 56899060), (730, 28449530), (1460, 14224765), (1825, 11379812), (3650, 5689906), (7300, 2844953)]