200917778840

素因数分解:

$2^3\times 5^1\times {\mathrm{3359}}^1\times {\mathrm{1495369}}^1$

素因数の和:1498739

約数の個数: 32

約数和(自身を含む): 452199888000

約数和(自身を除く): 251282109160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3359, 6718, 13436, 16795, 26872, 33590, 67180, 134360, 1495369, 2990738, 5981476, 7476845, 11962952, 14953690, 29907380, 59814760, 5022944471, 10045888942, 20091777884, 25114722355, 40183555768, 50229444710, 100458889420, 200917778840]

約数ペア:

[(1, 200917778840), (2, 100458889420), (4, 50229444710), (5, 40183555768), (8, 25114722355), (10, 20091777884), (20, 10045888942), (40, 5022944471), (3359, 59814760), (6718, 29907380), (13436, 14953690), (16795, 11962952), (26872, 7476845), (33590, 5981476), (67180, 2990738), (134360, 1495369)]