15705084280

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1993031}}^1$

素因数の和:1993239

約数の個数: 32

約数和(自身を含む): 35515830240

約数和(自身を除く): 19810745960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 1993031, 3986062, 7972124, 9965155, 15944248, 19930310, 39860620, 79721240, 392627107, 785254214, 1570508428, 1963135535, 3141016856, 3926271070, 7852542140, 15705084280]

約数ペア:

[(1, 15705084280), (2, 7852542140), (4, 3926271070), (5, 3141016856), (8, 1963135535), (10, 1570508428), (20, 785254214), (40, 392627107), (197, 79721240), (394, 39860620), (788, 19930310), (985, 15944248), (1576, 9965155), (1970, 7972124), (3940, 3986062), (7880, 1993031)]